Mutex
PHP Manual

Mutex::create

(PECL pthreads >= 0.0.33)

Mutex::createCreate a new Mutex

说明

final public static long Mutex::create ([ boolean $lock ] )

Create, and optionally lock a new Mutex for the caller

参数

lock

Setting lock to true will lock the Mutex for the caller before returning the handle

返回值

A newly created and optionally locked Mutex handle


Mutex
PHP Manual