posix_getppid

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

posix_getppid — Return the parent process identifier

說(shuō)明

posix_getppid(): int

Return the process identifier of the parent process of the current process.

參數(shù)

此函數(shù)沒(méi)有參數(shù)。

返回值

Returns the identifier, as an int.

范例

示例 #1 Example use of posix_getppid()

<?php
echo posix_getppid(); //8259
?>