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pcntl_getpriority

(PHP 5)

pcntl_getpriority — Get the priority of any process

Beskrivelse

int pcntl_getpriority ([ int $pid [, int $process_identifier ]] )

pcntl_getpriority() gets the priority of pid . Because priority levels can differ between system types and kernel versions, please see your system's getpriority(2) man page for specific details.

Parameterliste

pid

If not specified, the pid of the current process is used.

process_identifier

One of PRIO_PGRP, PRIO_USER or PRIO_PROCESS.

Returneringsværdier

pcntl_getpriority() returns the priority of the process or FALSE on error. A lower numerical value causes more favorable scheduling.

Warning

Denne funktion returnerer muligvis en Boolean FALSE, men kan også returnere en ikke-Booleansk værdi som evalueres til FALSE, så som 0 eller "". Læs venligst sektionen om Booleans for mere information. brug === operatoren for at teste den værdi som returneres af denne funktion.