proc_nice
(PHP 5)
proc_nice — Change the priority of the current process
Description
proc_nice() changes the priority of the current process by the amount specified in increment. A positive increment will lower the priority of the current process, whereas a negative increment will raise the priority.
proc_nice() is not related to proc_open() and its associated functions in any way.
Parameters
- increment
-
The increment value of the priority change.
Return Values
Returns TRUE on success or FALSE on failure. If an error occurs, like the user lacks permission to change the priority, an error of level E_WARNING is also generated.
Notes
Note: Availability
proc_nice() will only exist if your system has 'nice' capabilities. 'nice' conforms to: SVr4, SVID EXT, AT&T, X/OPEN, BSD 4.3. This means that proc_nice() is not available on Windows.