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(PHP 5, PHP 7, PHP 8)
pcntl_getpriority — Get the priority of any process
pcntl_getpriority() gets the priority of
process_id
. Because priority levels can differ between
system types and kernel versions, please see your system's getpriority(2)
man page for specific details.
process_id
If null
, the process id of the current process is used.
mode
One of PRIO_PGRP
, PRIO_USER
,
PRIO_PROCESS
,
PRIO_DARWIN_BG
or PRIO_DARWIN_THREAD
.
pcntl_getpriority() returns the priority of the process
or false
on error. A lower numerical value causes more favorable
scheduling.
This function may
return Boolean false
, but may also return a non-Boolean value which
evaluates to false
. Please read the section on Booleans for more
information. Use the ===
operator for testing the return value of this
function.
Version | Description |
---|---|
8.0.0 |
process_id is nullable now.
|