CallbackFilterIterator::__construct

(PHP 5 >= 5.4.0, PHP 7)

CallbackFilterIterator::__construct — Create a filtered iterator from another iterator

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public CallbackFilterIterator::__construct ( Iterator $iterator , callable $callback )

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

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iterator

The 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.

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