Php/docs/function.posix-kill

• PHP Manual
• POSIX 函数
• Send a signal to a process

posix_kill

(PHP 4, PHP 5, PHP 7)

posix_kill — Send a signal to a process

说明

posix_kill ( int $pid , int $sig ) : bool

Send the signal sig to the process with the process identifier pid.

参数

pid

The process identifier.

sig

One of the PCNTL signals constants.

返回值

成功时返回 true， 或者在失败时返回 false。

参见

• The kill(2) manual page of the POSIX system, which contains additional information about negative process identifiers, the special pid 0, the special pid -1, and the signal number 0.