Php/docs/function.posix-geteuid

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posix_geteuid

(PHP 4, PHP 5, PHP 7)

posix_geteuidReturn the effective user ID of the current process


说明

posix_geteuid ( ) : int

Return the numeric effective user ID of the current process. See also posix_getpwuid() for information on how to convert this into a useable username.


返回值

Returns the user id, as an int


范例

Example #1 posix_geteuid() example

This example will show the current user id then set the effective user id to a separate id using posix_seteuid(), then show the difference between the real id and the effective id.


<?phpecho posix_getuid()."\n"; //10001echo posix_geteuid()."\n"; //10001posix_seteuid(10000);echo posix_getuid()."\n"; //10001echo posix_geteuid()."\n"; //10000?>

参见