RecursiveCallbackFilterIterator::__construct

    (PHP 5 >= 5.4.0, PHP 7, PHP 8)

    RecursiveCallbackFilterIterator::__construct — Create a RecursiveCallbackFilterIterator from a RecursiveIterator

    Description

    public RecursiveCallbackFilterIterator::__construct(RecursiveIterator $iterator, callable $callback)

    Creates a filtered iterator from a RecursiveIterator using the callback to determine which items are accepted or rejected.

    Parameters

    iterator

    The recursive iterator to be filtered.

    callback

    The callback, which should return true to accept the current item or false otherwise. See Examples.

    May be any valid callable value.

    See Also

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