function DeepCopy::first

Returns first element that matches predicate, `null` if no such element found.

Parameters

array $elements Array of ['filter' => Filter, 'matcher' => Matcher] pairs.:

callable $predicate Predicate arguments are: element.:

Return value

array|null Associative array with 2 members: 'filter' with value of type {@see TypeFilter} and 'matcher' with value of type {@see TypeMatcher} or `null`.

1 call to DeepCopy::first()

DeepCopy::getFirstMatchedTypeFilter in vendor/myclabs/deep-copy/src/DeepCopy/DeepCopy.php

Returns first filter that matches variable, `null` if no such filter found.

File

vendor/myclabs/deep-copy/src/DeepCopy/DeepCopy.php, line 306

Class

DeepCopy

@final

Namespace

DeepCopy

Code

private function first(array $elements, callable $predicate) {
    foreach ($elements as $element) {
        if (call_user_func($predicate, $element)) {
            return $element;
        }
    }
    return null;
}