你好：
简单类型的数组GC会进行自动内存回收，所以要使用到常量数组的时候声明一个就行了，如果频繁使用那就定义全局的或者静态的就可以了。
We are trying to better understand customer views on social support experience, so your participation in this interview project would be greatly appreciated if you have time. Thanks for helping make community forums a great place.
Click
HERE to participate the survey.
