(PHP 5 >= 5.4.0, PHP 7)
Calls the callback with the current value, the current key and the inner iterator as arguments
public string CallbackFilterIterator::accept ( void )
This method calls the callback with the current value, current key and the inner iterator.
The callback is expected to return TRUE if the current item is to be accepted, or FALSE otherwise.
Returns:
Returns TRUE to accept the current item, or FALSE otherwise.
See also:
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