利用vc#中所有包含的excel的应用类来调用excel,从而完成VC#对excel的数据进行读写的操作-use vc # excel all included in the category of Call to excel, thus completing VC# excel on the data read and write operations

VC动态访问excel，利用excel作数据存储，写入与读出数据，发放于VC控件上面显示出来(VC visit Excel and use excel to store the data, read and write the data, issue the data out to the VC text field and show them.)