proc_nice

(PHP 5, PHP 7)

Change the priority of the current process

bool proc_nice ( int $increment )

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.

Returns:

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:

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.

Links:

http://php.net/manual/en/function.proc-nice.php

doc_php

2016-02-24 16:05:21

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