PHP Manual
Ev
Returns the time when the last iteration of the default event loop has started

Ev::now

(PECL ev >= 0.2.0)

Ev::now — Returns the time when the last iteration of the default event loop has started

说明

final public static Ev::now ( void ) : float

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::nowUpdate() - Establishes the current time by querying the kernel, updating the time returned by Ev::now in the progress

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