posix_getgid

posix_getgid

(PHP 4, PHP 5)

posix_getgidReturn the real group ID of the current process

说明

int posix_getgid ( void )

Return the numeric real group ID of the current process.

返回值

Returns the real group id, as an integer.

范例

Example #1 posix_getgid() example

This example will print out the real group id, even once the effective group id has been changed.

<?php
echo 'My real group id is '.posix_getgid(); //20
posix_setegid(40);
echo 
'My real group id is '.posix_getgid(); //20
echo 'My effective group id is '.posix_getegid(); //40
?>

参见


  • posix_access
  • posix_ctermid
  • posix_errno
  • posix_getcwd
  • posix_getegid
  • posix_geteuid
  • posix_getgid
  • posix_getgrgid
  • posix_getgrnam
  • posix_getgroups
  • posix_getlogin
  • posix_getpgid
  • posix_getpgrp
  • posix_getpid
  • posix_getppid
  • posix_getpwnam
  • posix_getpwuid
  • posix_getrlimit
  • posix_getsid
  • posix_getuid
  • posix_get_last_error
  • posix_initgroups
  • posix_isatty
  • posix_kill
  • posix_mkfifo
  • posix_mknod
  • posix_setegid
  • posix_seteuid
  • posix_setgid
  • posix_setpgid
  • posix_setsid
  • posix_setuid
  • posix_strerror
  • posix_times
  • posix_ttyname
  • posix_uname
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