src/Tokenizer/Tokens.php
public function findGivenKind($possibleKind, $start = 0, $end = null)
    {
        $this->rewind();
        if (null === $end) {
            $end = $this->count();
        }

        $elements = [];
        $possibleKinds = (array) $possibleKind;

        foreach ($possibleKinds as $kind) {
            $elements[$kind] = [];
        }

        if (!self::isLegacyMode()) {
            $possibleKinds = array_filter($possibleKinds, function ($kind) {
                return $this->isTokenKindFound($kind);
            });
        }

        if (\count($possibleKinds)) {
            for ($i = $start; $i < $end; ++$i) {
                $token = $this[$i];
                if ($token->isGivenKind($possibleKinds)) {
                    $elements[$token->getId()][$i] = $token;
                }
            }
        }

        return \is_array($possibleKind) ? $elements : $elements[$possibleKind];
    }
public function findGivenKind($possibleKind, $start = 0, $end = null)
    {
        $this->rewind();
        if (null === $end) {
            $end = $this->count();
        }

        $elements = [];
        $possibleKinds = (array) $possibleKind;

        foreach ($possibleKinds as $kind) {
            $elements[$kind] = [];
        }

        if (!self::isLegacyMode()) {
            $possibleKinds = array_filter($possibleKinds, function ($kind) {
                return $this->isTokenKindFound($kind);
            });
        }

        if (\count($possibleKinds)) {
            for ($i = $start; $i < $end; ++$i) {
                $token = $this[$i];
                if ($token->isGivenKind($possibleKinds)) {
                    $elements[$token->getId()][$i] = $token;
                }
            }
        }

        return \is_array($possibleKind) ? $elements : $elements[$possibleKind];
    }
@param array|int $possibleKind kind or array of kind
@param int       $start        optional offset
@param null|int  $end          optional limit

@return array array of tokens of given kinds or assoc array of arrays