<section>
 <h1 class="contains-headerlink leafygreen-ui-41fr9s" weight="medium">
  $trim (aggregation)
  <a class="headerlink leafygreen-ui-1kepx47" href="#-trim--aggregation-" title="Permalink to this heading">
   <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
    <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
    </path>
    <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
    </path>
   </svg>
   <div class="css-1btu0w3 evvkmar0" id="-trim--aggregation-">
   </div>
  </a>
 </h1>
 <div class="leafygreen-ui-a5yxub">
  <p class="css-1cmx2d4 ef7gu8j0">
   On this page
  </p>
  <ul class="css-1qb0mst ef7gu8j1">
   <li class="leafygreen-ui-1e7a0ei">
    <a class="lg-ui-0001 leafygreen-ui-e98ikf" href="#definition" target="_self">
     <span>
      Definition
     </span>
    </a>
   </li>
   <li class="leafygreen-ui-1jqtqlb">
    <a class="lg-ui-0001 leafygreen-ui-cpmeq5" href="#behavior" target="_self">
     <span>
      Behavior
     </span>
    </a>
   </li>
   <li class="leafygreen-ui-1jqtqlb">
    <a class="lg-ui-0001 leafygreen-ui-cpmeq5" href="#example" target="_self">
     <span>
      Example
     </span>
    </a>
   </li>
  </ul>
 </div>
 <section>
  <h2 class="contains-headerlink leafygreen-ui-19f71ei" weight="medium">
   Definition
   <a class="headerlink leafygreen-ui-1kepx47" href="#definition" title="Permalink to this heading">
    <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
     <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
     </path>
     <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
     </path>
    </svg>
    <div class="css-1btu0w3 evvkmar0" id="definition">
    </div>
   </a>
  </h2>
  <dl class="expression">
   <dt>
    <code class="leafygreen-ui-1l06pbn">
     $trim
    </code>
    <a class="headerlink leafygreen-ui-1kepx47" href="#mongodb-expression-exp.-trim" title="Permalink to this definition">
     <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
      <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
      </path>
      <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
      </path>
     </svg>
     <div class="css-1btu0w3 evvkmar0" id="mongodb-expression-exp.-trim">
     </div>
    </a>
   </dt>
   <dd>
    <p class="leafygreen-ui-1kp3ins">
     Removes whitespace characters, including null, or the specified
characters from the beginning and end of a string.
    </p>
    <p class="leafygreen-ui-1kp3ins">
     <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
      <span>
       <code class="leafygreen-ui-1l06pbn">
        $trim
       </code>
      </span>
     </a>
     has the following syntax:
    </p>
    <script class="structured_data" type="application/ld+json">
     {"@context":"https://schema.org","@type":"SoftwareSourceCode","codeSampleType":"code snippet","text":"{ $trim: { input: &lt;string&gt;,  chars: &lt;string&gt; } }","programmingLanguage":"JavaScript"}
    </script>
    <div class="css-16lmvu9">
     <div class="leafygreen-ui-196mwvg">
      <div class="leafygreen-ui-yzcs8i">
       <pre class="leafygreen-ui-1q4bxgx" tabindex="-1"><code class="lg-highlight-hljs-light javascript leafygreen-ui-9ybzas"><table class="leafygreen-ui-1tr4g10"><tbody><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-attr">$trim</span>: <!-- -->{ <span class="lg-highlight-attr">input</span>: &lt;<!-- -->string<!-- -->&gt;<!-- -->,<!-- -->  <span class="lg-highlight-attr">chars</span>: &lt;<!-- -->string<!-- -->&gt; <!-- -->} }</td></tr></tbody></table></code></pre>
       <div class="leafygreen-ui-1bqcprk" data-testid="leafygreen-code-panel">
        <button aria-disabled="false" aria-label="Copy" class="leafygreen-ui-1c6zwke" data-testid="code_copy-button" tabindex="0">
         <div class="leafygreen-ui-xhlipt">
          <svg aria-label="Copy Icon" class="leafygreen-ui-1st74h4" height="16" role="img" viewbox="0 0 16 16" width="16">
           <path clip-rule="evenodd" d="M1 5.71428V10.2857C1 11.2325 1.76751 12 2.71429 12H5.75V7.10957C5.75 6.54414 5.97724 6.00244 6.38065 5.60623L8.67403 3.35381C8.77447 3.25516 8.88376 3.16757 9 3.09182V2.71429C9 1.76751 8.23249 1 7.28571 1H5.8V4.42857C5.8 5.13865 5.22437 5.71428 4.51429 5.71428H1ZM9 4.78571L7.25654 6.49804C7.24689 6.50752 7.23749 6.5172 7.22834 6.52708C7.22208 6.53383 7.21594 6.54068 7.20991 6.54762C7.07504 6.70295 7 6.90234 7 7.10957V7.79762H9H10.0095C10.4829 7.79762 10.8667 7.41386 10.8667 6.94047V4H10.1505C9.92587 4 9.7102 4.0882 9.54992 4.24562L9 4.78571ZM4.86667 1H4.15053C3.92587 1 3.7102 1.0882 3.54992 1.24562L1.25654 3.49804C1.09244 3.65921 1 3.87957 1 4.10957V4.79762H4.00952C4.48291 4.79762 4.86667 4.41386 4.86667 3.94047V1ZM7 12V8.71428H9H10.5143C11.2244 8.71428 11.8 8.13865 11.8 7.42857V4H13.2857C14.2325 4 15 4.76751 15 5.71429V13.2857C15 14.2325 14.2325 15 13.2857 15H8.71429C7.76751 15 7 14.2325 7 13.2857V12Z" fill="currentColor" fill-rule="evenodd">
           </path>
          </svg>
         </div>
        </button>
       </div>
      </div>
     </div>
    </div>
    <p class="leafygreen-ui-1kp3ins">
     The
     <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
      <span>
       <code class="leafygreen-ui-1l06pbn">
        $trim
       </code>
      </span>
     </a>
     takes a document with the following fields:
    </p>
    <div class="leafygreen-ui-skkc39" tabindex="0">
     <table class="leafygreen-ui-hr8lsv">
      <colgroup>
       <col style="width:20%"/>
       <col style="width:80%"/>
      </colgroup>
      <thead class="leafygreen-ui-a9ho40">
       <tr data-testid="leafygreen-ui-header-row">
        <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Field
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Description
          </div>
         </div>
        </th>
       </tr>
      </thead>
      <tbody>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            input
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           The string to trim. The argument can be any valid
           <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/operator/aggregation/#std-label-aggregation-expressions">
            expression
           </a>
           that resolves to
a string. For more information on expressions, see
           <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/operator/aggregation/#std-label-aggregation-expressions">
            Expression Operators
            <!-- -->
            .
           </a>
          </div>
         </div>
        </td>
       </tr>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            chars
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <p class="leafygreen-ui-1kp3ins">
            Optional. The character(s) to trim from
            <code class="leafygreen-ui-1l06pbn">
             input
            </code>
            .
           </p>
           <p class="leafygreen-ui-1kp3ins">
            The argument can be any valid
            <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/operator/aggregation/#std-label-aggregation-expressions">
             expression
            </a>
            that resolves to a string. The
            <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
             <span>
              <code class="leafygreen-ui-1l06pbn">
               $trim
              </code>
             </span>
            </a>
            operator breaks down the string into
individual UTF
            <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="http://www.unicode.org/glossary/#code_point" rel="noopener noreferrer">
             <span>
              code point
             </span>
             <svg alt="" aria-hidden="true" class="leafygreen-ui-1ie5kuq" height="16" role="presentation" viewbox="0 0 16 16" width="16">
              <path d="M13.823 2.4491C13.8201 2.30008 13.6999 2.17994 13.5509 2.17704L9.5062 2.09836C9.25654 2.09351 9.12821 2.39519 9.30482 2.5718L10.3856 3.65257L7.93433 6.10383C7.87964 6.15852 7.83047 6.21665 7.78683 6.27752L5.99909 8.06525C5.46457 8.59977 5.46457 9.4664 5.99909 10.0009C6.53361 10.5354 7.40023 10.5354 7.93475 10.0009L9.72249 8.21317C9.78336 8.16953 9.84148 8.12037 9.89618 8.06567L12.3474 5.61441L13.4282 6.69518C13.6048 6.87179 13.9065 6.74347 13.9016 6.4938L13.823 2.4491Z" fill="currentColor">
              </path>
              <path d="M7.25 3.12893C7.66421 3.12893 8 3.46472 8 3.87893C8 4.29315 7.66421 4.62893 7.25 4.62893H4C3.72386 4.62893 3.5 4.85279 3.5 5.12893V11.9929C3.5 12.2691 3.72386 12.4929 4 12.4929H10.864C11.1401 12.4929 11.364 12.2691 11.364 11.9929V8.75C11.364 8.33579 11.6998 8 12.114 8C12.5282 8 12.864 8.33579 12.864 8.75V11.9929C12.864 13.0975 11.9686 13.9929 10.864 13.9929H4C2.89543 13.9929 2 13.0975 2 11.9929V5.12893C2 4.02436 2.89543 3.12893 4 3.12893H7.25Z" fill="currentColor">
              </path>
             </svg>
            </a>
            to trim from
            <code class="leafygreen-ui-1l06pbn">
             input
            </code>
            .
           </p>
           <p class="leafygreen-ui-1kp3ins">
            If unspecified,
            <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
             <span>
              <code class="leafygreen-ui-1l06pbn">
               $trim
              </code>
             </span>
            </a>
            removes whitespace
characters, including the null character. For the list of
whitespace characters, see
            <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#std-label-trim-white-space" target="_self">
             <span>
              Whitespace Characters
              <!-- -->
              .
             </span>
            </a>
           </p>
          </div>
         </div>
        </td>
       </tr>
      </tbody>
     </table>
    </div>
    <div class="leafygreen-ui-13vw3ie" role="note">
     <h2 class="leafygreen-ui-1fn4p2b">
      Tip
     </h2>
     <h3 class="leafygreen-ui-144d5kf">
      <strong>
       See also:
      </strong>
     </h3>
     <div class="leafygreen-ui-9mycqc">
      <ul class="leafygreen-ui-rioki0">
       <li class="leafygreen-ui-d7p7b6">
        <p class="leafygreen-ui-1kp3ins">
         <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/operator/aggregation/ltrim/#mongodb-expression-exp.-ltrim">
          <code class="leafygreen-ui-1l06pbn">
           $ltrim
          </code>
         </a>
        </p>
       </li>
       <li class="leafygreen-ui-d7p7b6">
        <p class="leafygreen-ui-1kp3ins">
         <a class="leafygreen-ui-tqgtui" href="/docs/manual/reference/operator/aggregation/rtrim/#mongodb-expression-exp.-rtrim">
          <code class="leafygreen-ui-1l06pbn">
           $rtrim
          </code>
         </a>
        </p>
       </li>
      </ul>
     </div>
    </div>
   </dd>
  </dl>
 </section>
 <section>
  <h2 class="contains-headerlink leafygreen-ui-19f71ei" weight="medium">
   Behavior
   <a class="headerlink leafygreen-ui-1kepx47" href="#behavior" title="Permalink to this heading">
    <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
     <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
     </path>
     <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
     </path>
    </svg>
    <div class="css-1btu0w3 evvkmar0" id="behavior">
    </div>
   </a>
  </h2>
  <ul class="leafygreen-ui-rioki0">
   <li class="leafygreen-ui-d7p7b6">
    <p class="leafygreen-ui-1kp3ins">
     By default,
     <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
      <span>
       <code class="leafygreen-ui-1l06pbn">
        $trim
       </code>
      </span>
     </a>
     removes whitespace characters,
including the null character:
    </p>
    <div class="leafygreen-ui-skkc39" tabindex="0">
     <table class="leafygreen-ui-hr8lsv">
      <colgroup>
       <col style="width:75%"/>
       <col style="width:25%"/>
      </colgroup>
      <thead class="leafygreen-ui-a9ho40">
       <tr data-testid="leafygreen-ui-header-row">
        <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Example
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Results
          </div>
         </div>
        </th>
       </tr>
      </thead>
      <tbody>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            { $trim: { input: "  \n good  bye \t  " } }
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            "good  bye"
           </code>
          </div>
         </div>
        </td>
       </tr>
      </tbody>
     </table>
    </div>
   </li>
   <li class="leafygreen-ui-d7p7b6">
    <p class="leafygreen-ui-1kp3ins">
     You can override the default characters to trim using the
     <code class="leafygreen-ui-1l06pbn">
      chars
     </code>
     field.
    </p>
    <p class="leafygreen-ui-1kp3ins">
     For example, the following trims any
     <code class="leafygreen-ui-1l06pbn">
      g
     </code>
     and
     <code class="leafygreen-ui-1l06pbn">
      e
     </code>
     from the start and end of the input. Since the input starts with a
whitespace, neither character can be trimmed from the start of the
string.
    </p>
    <div class="leafygreen-ui-skkc39" tabindex="0">
     <table class="leafygreen-ui-hr8lsv">
      <colgroup>
       <col style="width:87%"/>
       <col style="width:15%"/>
      </colgroup>
      <thead class="leafygreen-ui-a9ho40">
       <tr data-testid="leafygreen-ui-header-row">
        <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Example
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Results
          </div>
         </div>
        </th>
       </tr>
      </thead>
      <tbody>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            { $trim: { input: " ggggoodbyeeeee", chars: "ge" } }
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            " ggggoodby"
           </code>
          </div>
         </div>
        </td>
       </tr>
      </tbody>
     </table>
    </div>
   </li>
   <li class="leafygreen-ui-d7p7b6">
    <p class="leafygreen-ui-1kp3ins">
     If overriding the default characters to trim, you can explicitly
include the whitespace character(s) to trim in the
     <code class="leafygreen-ui-1l06pbn">
      chars
     </code>
     field.
    </p>
    <p class="leafygreen-ui-1kp3ins">
     For example, the following trims any space,
     <code class="leafygreen-ui-1l06pbn">
      g
     </code>
     ,
     <code class="leafygreen-ui-1l06pbn">
      e
     </code>
     from the
start and end of the input.
    </p>
    <div class="leafygreen-ui-skkc39" tabindex="0">
     <table class="leafygreen-ui-hr8lsv">
      <colgroup>
       <col style="width:90%"/>
       <col style="width:10%"/>
      </colgroup>
      <thead class="leafygreen-ui-a9ho40">
       <tr data-testid="leafygreen-ui-header-row">
        <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Example
          </div>
         </div>
        </th>
        <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
         <div class="leafygreen-ui-ui0te9">
          <div>
           Results
          </div>
         </div>
        </th>
       </tr>
      </thead>
      <tbody>
       <tr class="">
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            { $trim: { input: "    ggggoodbyeeeee", chars: " ge" } }
           </code>
          </div>
         </div>
        </td>
        <td class="leafygreen-ui-1drjk7h">
         <div class="leafygreen-ui-1n4j8xf">
          <div>
           <code class="leafygreen-ui-1l06pbn">
            "oodby"
           </code>
          </div>
         </div>
        </td>
       </tr>
      </tbody>
     </table>
    </div>
   </li>
  </ul>
  <span class="leafygreen-ui-1qnjd6d" id="std-label-trim-white-space">
  </span>
  <section>
   <h3 class="contains-headerlink leafygreen-ui-15ajumo" weight="medium">
    Whitespace Characters
    <a class="headerlink leafygreen-ui-1kepx47" href="#whitespace-characters" title="Permalink to this heading">
     <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
      <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
      </path>
      <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
      </path>
     </svg>
     <div class="css-1btu0w3 evvkmar0" id="whitespace-characters">
     </div>
    </a>
   </h3>
   <p class="leafygreen-ui-1kp3ins">
    By default,
    <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
     <span>
      <code class="leafygreen-ui-1l06pbn">
       $trim
      </code>
     </span>
    </a>
    removes the following whitespaces,
including the null character:
   </p>
   <div class="leafygreen-ui-skkc39" tabindex="0">
    <table class="leafygreen-ui-hr8lsv">
     <thead class="leafygreen-ui-a9ho40">
      <tr data-testid="leafygreen-ui-header-row">
       <th class="leafygreen-ui-1trtg6r" role="columnheader" scope="col">
        <div class="leafygreen-ui-ui0te9">
         <div>
          Unicode
         </div>
        </div>
       </th>
       <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
        <div class="leafygreen-ui-ui0te9">
         <div>
          Escape sequence
         </div>
        </div>
       </th>
       <th class="leafygreen-ui-13uteka" role="columnheader" scope="col">
        <div class="leafygreen-ui-ui0te9">
         <div>
          Description
         </div>
        </div>
       </th>
      </tr>
     </thead>
     <tbody>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+0000
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          '0'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Null character
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+0020
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          ' '
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+0009
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          't'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Horizontal tab
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+000A
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          'n'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Line feed/new line
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+000B
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          'v'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Vertical tab
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+000C
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          'f'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Form feed
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+000D
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          'r'
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Carriage return
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+00A0
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Non-breaking space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+1680
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Ogham space mark
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2000
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          En quad
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2001
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Em quad
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2002
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          En space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2003
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Em space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2004
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Three-per-em space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2005
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Four-per-em space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2006
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Six-per-em space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2007
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Figure space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2008
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Punctuation space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+2009
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Thin space
         </div>
        </div>
       </td>
      </tr>
      <tr class="leafygreen-ui-15dvrnp">
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          U+200A
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
         </div>
        </div>
       </td>
       <td class="leafygreen-ui-1drjk7h">
        <div class="leafygreen-ui-1n4j8xf">
         <div>
          Hair space
         </div>
        </div>
       </td>
      </tr>
     </tbody>
    </table>
   </div>
  </section>
 </section>
 <section>
  <h2 class="contains-headerlink leafygreen-ui-19f71ei" weight="medium">
   Example
   <a class="headerlink leafygreen-ui-1kepx47" href="#example" title="Permalink to this heading">
    <svg aria-label="Link Icon" class="leafygreen-ui-a30zj9" fill="none" height="12" role="img" viewbox="0 0 16 16" width="12" xmlns="http://www.w3.org/2000/svg">
     <path d="M6.039 9.953a3.596 3.596 0 0 1-.327-.38l1.45-1.445a1.553 1.553 0 0 0 2.496.423l2.885-2.87a1.57 1.57 0 0 0 .01-2.213 1.553 1.553 0 0 0-2.203-.01l-.379.377A.995.995 0 0 1 8.56 3.83a1.005 1.005 0 0 1 .006-1.418l.38-.377a3.542 3.542 0 0 1 5.024.023 3.58 3.58 0 0 1-.022 5.047l-2.884 2.871a3.542 3.542 0 0 1-5.025-.022Z" fill="currentColor">
     </path>
     <path d="M9.961 6.047c.12.12.228.248.327.38l-1.45 1.445a1.553 1.553 0 0 0-2.496-.423l-2.885 2.87a1.57 1.57 0 0 0-.01 2.213 1.553 1.553 0 0 0 2.203.01l.379-.377a.995.995 0 0 1 1.411.006 1.005 1.005 0 0 1-.006 1.418l-.38.377a3.542 3.542 0 0 1-5.024-.023 3.58 3.58 0 0 1 .022-5.047l2.884-2.871a3.542 3.542 0 0 1 5.025.022Z" fill="currentColor">
     </path>
    </svg>
    <div class="css-1btu0w3 evvkmar0" id="example">
    </div>
   </a>
  </h2>
  <p class="leafygreen-ui-1kp3ins">
   Consider an
   <code class="leafygreen-ui-1l06pbn">
    inventory
   </code>
   collection with the following documents:
  </p>
  <script class="structured_data" type="application/ld+json">
   {"@context":"https://schema.org","@type":"SoftwareSourceCode","codeSampleType":"code snippet","text":"{ \"_id\" : 1, \"item\" : \"ABC1\", quarter: \"13Q1\", \"description\" : \" product 1\" }\n{ \"_id\" : 2, \"item\" : \"ABC2\", quarter: \"13Q4\", \"description\" : \"product 2 \\n The product is in stock.  \\n\\n  \" }\n{ \"_id\" : 3, \"item\" : \"XYZ1\", quarter: \"14Q2\", \"description\" : null }","programmingLanguage":"JavaScript"}
  </script>
  <div class="css-16lmvu9">
   <div class="leafygreen-ui-196mwvg">
    <div class="leafygreen-ui-1b1bvay">
     <pre class="leafygreen-ui-11itue3" tabindex="0"><code class="lg-highlight-hljs-light javascript leafygreen-ui-9ybzas"><table class="leafygreen-ui-1tr4g10"><tbody><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">1</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"ABC1"</span>, <span class="lg-highlight-attr">quarter</span>: <span class="lg-highlight-string">"13Q1"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-string">" product 1"</span> }</td></tr><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">2</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"ABC2"</span>, <span class="lg-highlight-attr">quarter</span>: <span class="lg-highlight-string">"13Q4"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-string">"product 2 </span><span class="lg-highlight-string">\n</span><span class="lg-highlight-string"> The product is in stock.  </span><span class="lg-highlight-string">\n</span><span class="lg-highlight-string">\n</span><span class="lg-highlight-string">  "</span> }</td></tr><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">3</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"XYZ1"</span>, <span class="lg-highlight-attr">quarter</span>: <span class="lg-highlight-string">"14Q2"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-literal">null</span> }</td></tr></tbody></table></code></pre>
     <div class="leafygreen-ui-1bqcprk" data-testid="leafygreen-code-panel">
      <button aria-disabled="false" aria-label="Copy" class="leafygreen-ui-1c6zwke" data-testid="code_copy-button" tabindex="0">
       <div class="leafygreen-ui-xhlipt">
        <svg aria-label="Copy Icon" class="leafygreen-ui-1st74h4" height="16" role="img" viewbox="0 0 16 16" width="16">
         <path clip-rule="evenodd" d="M1 5.71428V10.2857C1 11.2325 1.76751 12 2.71429 12H5.75V7.10957C5.75 6.54414 5.97724 6.00244 6.38065 5.60623L8.67403 3.35381C8.77447 3.25516 8.88376 3.16757 9 3.09182V2.71429C9 1.76751 8.23249 1 7.28571 1H5.8V4.42857C5.8 5.13865 5.22437 5.71428 4.51429 5.71428H1ZM9 4.78571L7.25654 6.49804C7.24689 6.50752 7.23749 6.5172 7.22834 6.52708C7.22208 6.53383 7.21594 6.54068 7.20991 6.54762C7.07504 6.70295 7 6.90234 7 7.10957V7.79762H9H10.0095C10.4829 7.79762 10.8667 7.41386 10.8667 6.94047V4H10.1505C9.92587 4 9.7102 4.0882 9.54992 4.24562L9 4.78571ZM4.86667 1H4.15053C3.92587 1 3.7102 1.0882 3.54992 1.24562L1.25654 3.49804C1.09244 3.65921 1 3.87957 1 4.10957V4.79762H4.00952C4.48291 4.79762 4.86667 4.41386 4.86667 3.94047V1ZM7 12V8.71428H9H10.5143C11.2244 8.71428 11.8 8.13865 11.8 7.42857V4H13.2857C14.2325 4 15 4.76751 15 5.71429V13.2857C15 14.2325 14.2325 15 13.2857 15H8.71429C7.76751 15 7 14.2325 7 13.2857V12Z" fill="currentColor" fill-rule="evenodd">
         </path>
        </svg>
       </div>
      </button>
     </div>
    </div>
   </div>
  </div>
  <p class="leafygreen-ui-1kp3ins">
   The following operation uses the
   <a class="lg-ui-0001 leafygreen-ui-fgcsv5" href="#mongodb-expression-exp.-trim" target="_self">
    <span>
     <code class="leafygreen-ui-1l06pbn">
      $trim
     </code>
    </span>
   </a>
   operator to remove
leading and trailing whitespaces from the
   <code class="leafygreen-ui-1l06pbn">
    description
   </code>
   field:
  </p>
  <script class="structured_data" type="application/ld+json">
   {"@context":"https://schema.org","@type":"SoftwareSourceCode","codeSampleType":"code snippet","text":"db.inventory.aggregate([\n   { $project: { item: 1, description: { $trim: { input: \"$description\" } } } }\n])","programmingLanguage":"JavaScript"}
  </script>
  <div class="css-16lmvu9">
   <div class="leafygreen-ui-196mwvg">
    <div class="leafygreen-ui-1b1bvay">
     <pre class="leafygreen-ui-11itue3" tabindex="0"><code class="lg-highlight-hljs-light javascript leafygreen-ui-9ybzas"><table class="leafygreen-ui-1tr4g10"><tbody><tr class=""><td class="leafygreen-ui-7razhx">db.<span class="lg-highlight-property">inventory</span>.<span class="lg-highlight-title lg-highlight-function">aggregate</span>(<!-- -->[</td></tr><tr class=""><td class="leafygreen-ui-7razhx">   <!-- -->{ <span class="lg-highlight-attr">$project</span>: <!-- -->{ <span class="lg-highlight-attr">item</span>: <span class="lg-highlight-number">1</span>, <span class="lg-highlight-attr">description</span>: <!-- -->{ <span class="lg-highlight-attr">$trim</span>: <!-- -->{ <span class="lg-highlight-attr">input</span>: <span class="lg-highlight-string">"$description"</span> } } } }</td></tr><tr class=""><td class="leafygreen-ui-7razhx">])</td></tr></tbody></table></code></pre>
     <div class="leafygreen-ui-1bqcprk" data-testid="leafygreen-code-panel">
      <button aria-disabled="false" aria-label="Copy" class="leafygreen-ui-1c6zwke" data-testid="code_copy-button" tabindex="0">
       <div class="leafygreen-ui-xhlipt">
        <svg aria-label="Copy Icon" class="leafygreen-ui-1st74h4" height="16" role="img" viewbox="0 0 16 16" width="16">
         <path clip-rule="evenodd" d="M1 5.71428V10.2857C1 11.2325 1.76751 12 2.71429 12H5.75V7.10957C5.75 6.54414 5.97724 6.00244 6.38065 5.60623L8.67403 3.35381C8.77447 3.25516 8.88376 3.16757 9 3.09182V2.71429C9 1.76751 8.23249 1 7.28571 1H5.8V4.42857C5.8 5.13865 5.22437 5.71428 4.51429 5.71428H1ZM9 4.78571L7.25654 6.49804C7.24689 6.50752 7.23749 6.5172 7.22834 6.52708C7.22208 6.53383 7.21594 6.54068 7.20991 6.54762C7.07504 6.70295 7 6.90234 7 7.10957V7.79762H9H10.0095C10.4829 7.79762 10.8667 7.41386 10.8667 6.94047V4H10.1505C9.92587 4 9.7102 4.0882 9.54992 4.24562L9 4.78571ZM4.86667 1H4.15053C3.92587 1 3.7102 1.0882 3.54992 1.24562L1.25654 3.49804C1.09244 3.65921 1 3.87957 1 4.10957V4.79762H4.00952C4.48291 4.79762 4.86667 4.41386 4.86667 3.94047V1ZM7 12V8.71428H9H10.5143C11.2244 8.71428 11.8 8.13865 11.8 7.42857V4H13.2857C14.2325 4 15 4.76751 15 5.71429V13.2857C15 14.2325 14.2325 15 13.2857 15H8.71429C7.76751 15 7 14.2325 7 13.2857V12Z" fill="currentColor" fill-rule="evenodd">
         </path>
        </svg>
       </div>
      </button>
     </div>
    </div>
   </div>
  </div>
  <p class="leafygreen-ui-1kp3ins">
   The operation returns the following results:
  </p>
  <script class="structured_data" type="application/ld+json">
   {"@context":"https://schema.org","@type":"SoftwareSourceCode","codeSampleType":"code snippet","text":"{ \"_id\" : 1, \"item\" : \"ABC1\", \"description\" : \"product 1\" }\n{ \"_id\" : 3, \"item\" : \"XYZ1\", \"description\" : null }\n{ \"_id\" : 2, \"item\" : \"ABC2\", \"description\" : \"product 2 \\n The product is in stock.\" }","programmingLanguage":"JavaScript"}
  </script>
  <div class="css-16lmvu9">
   <div class="leafygreen-ui-196mwvg">
    <div class="leafygreen-ui-1b1bvay">
     <pre class="leafygreen-ui-11itue3" tabindex="0"><code class="lg-highlight-hljs-light javascript leafygreen-ui-9ybzas"><table class="leafygreen-ui-1tr4g10"><tbody><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">1</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"ABC1"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-string">"product 1"</span> }</td></tr><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">3</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"XYZ1"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-literal">null</span> }</td></tr><tr class=""><td class="leafygreen-ui-7razhx">{ <span class="lg-highlight-string">"_id"</span> <!-- -->: <span class="lg-highlight-number">2</span>, <span class="lg-highlight-string">"item"</span> <!-- -->: <span class="lg-highlight-string">"ABC2"</span>, <span class="lg-highlight-string">"description"</span> <!-- -->: <span class="lg-highlight-string">"product 2 </span><span class="lg-highlight-string">\n</span><span class="lg-highlight-string"> The product is in stock."</span> }</td></tr></tbody></table></code></pre>
     <div class="leafygreen-ui-1bqcprk" data-testid="leafygreen-code-panel">
      <button aria-disabled="false" aria-label="Copy" class="leafygreen-ui-1c6zwke" data-testid="code_copy-button" tabindex="0">
       <div class="leafygreen-ui-xhlipt">
        <svg aria-label="Copy Icon" class="leafygreen-ui-1st74h4" height="16" role="img" viewbox="0 0 16 16" width="16">
         <path clip-rule="evenodd" d="M1 5.71428V10.2857C1 11.2325 1.76751 12 2.71429 12H5.75V7.10957C5.75 6.54414 5.97724 6.00244 6.38065 5.60623L8.67403 3.35381C8.77447 3.25516 8.88376 3.16757 9 3.09182V2.71429C9 1.76751 8.23249 1 7.28571 1H5.8V4.42857C5.8 5.13865 5.22437 5.71428 4.51429 5.71428H1ZM9 4.78571L7.25654 6.49804C7.24689 6.50752 7.23749 6.5172 7.22834 6.52708C7.22208 6.53383 7.21594 6.54068 7.20991 6.54762C7.07504 6.70295 7 6.90234 7 7.10957V7.79762H9H10.0095C10.4829 7.79762 10.8667 7.41386 10.8667 6.94047V4H10.1505C9.92587 4 9.7102 4.0882 9.54992 4.24562L9 4.78571ZM4.86667 1H4.15053C3.92587 1 3.7102 1.0882 3.54992 1.24562L1.25654 3.49804C1.09244 3.65921 1 3.87957 1 4.10957V4.79762H4.00952C4.48291 4.79762 4.86667 4.41386 4.86667 3.94047V1ZM7 12V8.71428H9H10.5143C11.2244 8.71428 11.8 8.13865 11.8 7.42857V4H13.2857C14.2325 4 15 4.76751 15 5.71429V13.2857C15 14.2325 14.2325 15 13.2857 15H8.71429C7.76751 15 7 14.2325 7 13.2857V12Z" fill="currentColor" fill-rule="evenodd">
         </path>
        </svg>
       </div>
      </button>
     </div>
    </div>
   </div>
  </div>
 </section>
</section>
