文字
EvStat::prev
(PECL ev >= 0.2.0)
EvStat::prev — Returns the previous set of values returned by EvStat::attr
说明
public void EvStat::prev
( void
)
Just like EvStat::attr() , but returns the previous set of values.
参数
此函数没有参数。
返回值
Returns an array with the same structure as the array returned by EvStat::attr() . The array contains previously detected values.
参见
- EvStat::attr() - Returns the values most recently detected by Ev
- EvStat::stat() - Initiates the stat call