proc_nice

(PHP 5)

proc_nice — Change the priority of the current process

说明

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.

参数

increment: The increment value of the priority change.

返回值

如果成功则返回 TRUE，失败则返回 FALSE。 If an error occurs, like the user lacks permission to change the priority, an error of level E_WARNING is also generated.

注释

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.


	PHP5中文手册 proc_get_status proc_open Program Execution PHP Manual proc_nice (PHP 5) proc_nice — Change the priority of the current process 说明 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. 参数 `increment` The increment value of the priority change. 返回值如果成功则返回 `TRUE`，失败则返回 `FALSE`。 If an error occurs, like the user lacks permission to change the priority, an error of level `E_WARNING` is also generated. 注释 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. proc_get_status proc_open Program Execution PHP Manual