Php/docs/recursivecallbackfilteriterator.construct
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RecursiveCallbackFilterIterator::__construct
(PHP 5 >= 5.4.0, PHP 7)
RecursiveCallbackFilterIterator::__construct — Create a RecursiveCallbackFilterIterator from a RecursiveIterator
Description
public
RecursiveCallbackFilterIterator::__construct
( RecursiveIterator $iterator
, string $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 orFALSE
otherwise. See Examples.May be any valid callable value.
Return Values
No value is returned.
See Also
- RecursiveCallbackFilterIterator Examples
- RecursiveCallbackFilterIterator::getChildren() - Return the inner iterator's children contained in a RecursiveCallbackFilterIterator
- RecursiveCallbackFilteriterator::hasChildren() - Check whether the inner iterator's current element has children