WeakMap::valid
WeakMap::valid
(PECL weakref >= 0.2.0)
WeakMap::valid — Returns whether the iterator is still on a valid map element
Description
public bool WeakMap::valid ( void )
Returns whether the iterator is still on a valid map element.
Parameters
This function has no parameters.
Return Values
Returns TRUE if the iterator is on a valid element that can be accessed, FALSE otherwise.
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https://secure.php.net/manual/en/weakmap.valid.php
