Swoole\Atomic::sub
(PECL swoole >= 1.9.0)
Swoole\Atomic::sub — Subtract a number to the value of the atomic object.
说明
public Swoole\Atomic::sub
( int
$sub_value
= ?
) : intSubtract a number to the value of the atomic object.
参数
-
sub_value
-
The value which will be subtracted to the current value.
返回值
The current value of the atomic object.