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处理控制 | Process Control

posix_getppid

posix_getppid

(PHP 4, PHP 5, PHP 7)

posix_getppid — Return the parent process identifier

Description

int posix_getppid ( void )

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

Return Values

Returns the identifier, as an integer.

Examples

Example #1 Example use of posix_getppid()

<?php echo posix_getppid( //8259 ?>

← posix_getpid

posix_getpwnam →

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https://secure.php.net/manual/en/function.posix-getppid.php