posix_kill

(PHP 4, PHP 5, PHP 7, PHP 8)

posix_killSend a signal to a process

说明

posix_kill(int $process_id, int $signal): bool

Send the signal signal to the process with the process identifier process_id.

参数

process_id

The process identifier.

signal

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.

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