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  • posix_getgid()

    (PHP 4, PHP 5, PHP 7)

    Return the real group ID of the current process

    说明

    posix_getgid(void): int

    Return the numeric real group ID of the current process.

    返回值

    Returns the real group id, as an integer.

    范例

    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

    i came across this error:
    Call to undefined function posix_getuid()
    which was solved by these commands:
    yum -y install php-process
    service httpd restart

    上篇:posix_geteuid()

    下篇:posix_getgrgid()