? WeakMap
WeakMap::count ?
PHP Manual
WeakMap
Constructs a new map
WeakMap::__construct
(PHP 8)
WeakMap::__construct
—
Constructs a new map
说明
public
WeakMap::__construct
( )
Constructs a new map.
参数
此函数没有参数。
返回值
没有返回值。
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