# newt_set_suspend_callback

(PECL newt:0.1-1.1)

newt_set_suspend_callback — Set a callback function which gets invoked when user presses the suspend key

### Description

void newt_set_suspend_callback ( callback `$function` , mixed `$data` )

Set a callback function which gets invoked when user presses the suspend key (normally ^Z). If no suspend callback is registered, the suspend keystroke is ignored.

### Parameters

`function`

  A callback function, which accepts one argument: data

`data`

  This data is been passed to the callback function

### See Also

- newt_suspend()
- newt_resume()