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PHP : Function Reference : POSIX Functions : posix_getgid

posix_getgid

Return the real group ID of the current process (PHP 4, PHP 5)
int posix_getgid ( )

Return the numeric real group ID of the current process.

Return Values

Returns the real group id, as an integer.

Examples

Example 1870. posix_getgid() example

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

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<?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
?>

See Also

posix_getgrgid() for information on how to convert this into a useable group name

posix_getegid() get effective group id.

posix_setgid() change the effective group id

POSIX man page GETGID(2)

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posix_access
posix_ctermid
posix_get_last_error
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_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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