©
                    本文档使用
                    php中文网手册 发布
                
(PECL weakref >= 0.2.0)
WeakMap::offsetSet — Updates the map with a new key-value pair
$object 
   ,   mixed  $value 
   )Updates the map with a new key-value pair. If the key already existed in the map, the old value is replaced with the new.
object The object serving as key of the key-value pair.
value The arbitrary data serving as value of the key-value pair.
没有返回值。