Php/docs/weakmap.valid
From Get docs
WeakMap::valid
(PECL weakref >= 0.2.0)
WeakMap::valid — Returns whether the iterator is still on a valid map element
Description
public WeakMap::valid ( ) : bool
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.
