CallbackFilterIterator::__construct
(PHP 5 >= 5.4.0, PHP 7)
CallbackFilterIterator::__construct — Create a filtered iterator from another iterator
Description
public CallbackFilterIterator::__construct ( Iterator $iterator , callable $callback )
Creates a filtered iterator using the callback to determine which items are accepted or rejected.
Parameters
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.
Return Values
No value is returned.
See Also
- CallbackFilterIterator Examples
- CallbackFilterIterator::accept() - Calls the callback with the current value, the current key and the inner iterator as arguments
← CallbackFilterIterator::accept
DirectoryIterator →
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