src/PeekAndPoke/Component/Formal/Form.php
public function get($id)
    {
        if (isset($this->children[$id])) {
            return $this->children[$id];
        }

        throw new FormalException(
            "Unknown form field '$id' on form '" . get_called_class() . "'. Available fields are: " . implode(', ', array_keys($this->children))
        );
    }
public function get($id)
    {
        if (isset($this->children[$id])) {
            return $this->children[$id];
        }

        throw new FormalException(
            "Unknown form field '$id' on form '" . get_called_class() . "'. Available fields are: " . implode(', ', array_keys($this->children))
        );
    }
Get a form item

@param string $id

@return IFormField
@throws FormalException