PHP - Manual: posix_access constants
2024-11-15
注意:
Please note that some of these constants may not be available on every system.
POSIX_F_OK
(int)
POSIX_R_OK
(int)
POSIX_W_OK
(int)
POSIX_X_OK
(int)
官方地址:https://www.php.net/manual/en/posix.constants.access.php