下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
POSIX_F_OK
(integer)
POSIX_R_OK
(integer)
POSIX_W_OK
(integer)
POSIX_X_OK
(integer)
POSIX_S_IFBLK
(integer)
POSIX_S_IFCHR
(integer)
POSIX_S_IFIFO
(integer)
POSIX_S_IFREG
(integer)
POSIX_S_IFSOCK
(integer)
Note:
These constants are available since PHP 5.1.0. Please also note that some of them may not be available in your system.