posix_geteuid
(PHP 3 >= 3.0.10, PHP 4, PHP 5)
posix_geteuid -- Return the effective user ID of the current process
说明
int
posix_geteuid ( void )
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 identifier, as an integer.