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 = ? ) : int

Subtract 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.