Configures the watcher

# EvPeriodic::set

(PECL ev >= 0.2.0)

EvPeriodic::set — Configures the watcher

### 说明

public function EvPeriodic::set( float `$offset` , float `$interval` ): void

(Re-)Configures EvPeriodic watcher

### 参数

`offset`
  The same meaning as for EvPeriodic::__construct(). See Periodic watcher operation modes
`interval`
  The same meaning as for EvPeriodic::__construct(). See Periodic watcher operation modes

### 返回值

没有返回值。

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