With the apcu extension, apc_clear_cache() may not expect any parameters. (It depends on a compile-time flag, APC_FULL_BC.)
(PECL apc >= 2.0.0)
apc_clear_cache — 清除APC缓存
$cache_type = ""
] ) : bool清除用户或者系统缓存
cache_type
如果 cache_type 是 "user", 用户
的缓存将被清除; 否则系统缓存(缓存文件)将被清除。
成功时返回 TRUE， 或者在失败时返回 FALSE。
With the apcu extension, apc_clear_cache() may not expect any parameters. (It depends on a compile-time flag, APC_FULL_BC.)
If this function is run from the CLI it will clear the command line cache only.
To clear the http cache you need to put this in a PHP script and run it via a http:// URL.
Looking at the APC source, apc_clear_cache() only recognizes "user" as a cache_type. If cache_type is omitted, or any other string (including "opcode") is provided, the effect is to clear the system cache.