Swoole\Atomic::cmpset

(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)

Swoole\Atomic::cmpset — Compare and set the value of the atomic object.

public Swoole\Atomic::cmpset ( integer $cmp_value , integer $new_value ) : integer

cmp_value: The value to compare with the current value of the atomic object.
new_value: The value to set to the atomic object if the cmp_value is the same as the current value of the atomic object.

The new value of the atomic object.