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update : 2015.11.03
php.shukuma.com검색:
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WeakMap::offsetExists(PECL weakref >= 0.2.0) WeakMap::offsetExists — Checks whether a certain object is in the map 설명
public bool WeakMap::offsetExists
( object
$object
)Checks whether the passed object is referenced in the map. 인수
반환값
Returns |