Weakref::releaseWeakref::valid
(PECL weakref >= 0.1.0)
Weakref::valid — Checks whether the object referenced still exists
説明
public bool Weakref::valid
( void
)
Checks whether the object referenced still exists.
パラメータ
この関数にはパラメータはありません。
返り値
Returns TRUE if the object still exists and is thus still accessible via
Weakref::get(), FALSE otherwise.
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Weakref::valid
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