这些函数的行为受 php.ini 中的设置影响。
| 名字 | 默认 | 可修改范围 | 更新日志 | 
|---|---|---|---|
| mysqlnd_memcache.enable | 1 | PHP_INI_SYSTEM | 
      Available since 1.0.0 | 
这是配置指令的简短说明。
mysqlnd_memcache.enable
     integer
    Enables or disables the plugin. If disabled, the extension will not plug into mysqlnd to proxy internal mysqlnd C API calls.
Note:
This option is mainly used by developers to build this extension statically into PHP. General users are encouraged to build this extension as a shared object, and to unload it completely when it is not needed.