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WeakMap::offsetExists

(PHP 8)

WeakMap::offsetExists — Checks whether a certain object is in the map

Опис

public WeakMap::offsetExists(object $object): bool

Checks whether the passed object is referenced in the map.

Параметри

object: Object to check for.

Значення, що повертаються

Returns true if the object is contained in the map, false otherwise.