Ev
PHP Manual

Ev::now

(PECL ev >= 0.2.0)

Ev::nowReturns the time when the last iteration of the default event loop has started.

说明

final public static double Ev::now ( void )

Returns the time when the last iteration of the default event loop has started. This is the time that timers( EvTimer and EvPeriodic ) are based on, and referring to it is usually faster then calling Ev::time() .

参数

此函数没有参数。

返回值

Returns number of seconds(fractional) representing the time when the last iteration of the default event loop has started.

参见


Ev
PHP Manual