Returns the current "event loop time"

# EvLoop::now

(PECL ev >= 0.2.0)

EvLoop::now — Returns the current "event loop time"

### 説明

public EvLoop::now ( void ) : float

Returns the current "event loop time", which is the time the event loop received events and started processing them. This timestamp does not change as long as callbacks are being processed, and this is also the base time used for relative timers. You can treat it as the timestamp of the event occurring(or more correctly, libev finding out about it).

### パラメータ

この関数にはパラメータはありません。

### 返り値

Returns time of the event loop in (fractional) seconds.

### 参考

- Ev::now() - デフォルトのイベントループで直近の処理が始まった時刻を返す