# EvLoop::nowUpdate

(PECL ev >= 0.2.0)

EvLoop::nowUpdate — Establishes the current time by querying the kernel, updating the time returned by EvLoop::now in the progress

### 说明

public EvLoop::nowUpdate(): void

Establishes the current time by querying the kernel, updating the time returned by EvLoop::now() in the progress. This is a costly operation and is usually done automatically within EvLoop::run().

### 参数

此函数没有参数。

### 返回值

没有返回值。

### 参见

- EvLoop::now() - Returns the current "event loop time"
- Ev::nowUpdate() - Establishes the current time by querying the kernel, updating the time returned by Ev::now in the progress

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open