说明：  一个php写的函数,用于读取Excel,整理为数组,也可以把数组写入Excel,非常方便, 新发布版本号1 1,修正了一些读取错误,
(A function written by php, used to read Excel, collation into arrays, can also be easily written to the array Excel, the new release version number 1.1, fixed some reading errors,)