Configures the watcher

# EvChild::set

(PECL ev >= 0.2.0)

EvChild::set — Configures the watcher

### Description

public EvChild::set( int `$pid` , bool `$trace` ): void

### Parameters

`pid`
  The same as for EvChild::__construct()
`trace`
  The same as for EvChild::__construct()

### Return Values

No value is returned.

### See Also

- EvChild::__construct() - Constructs the EvChild watcher object

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