posix_getppid
(PHP 4, PHP 5)
posix_getppid — Return the parent process identifier
说明
int posix_getppid ( void )Return the process identifier of the parent process of the current process.
返回值
Returns the identifier, as an integer.
范例
Example #1 Example use of posix_getppid()
<?php
echo posix_getppid(); //8259
?>
