ＶＢ编的一个计算器程序，绝对考虑到了计算器的每个细微功能，由于是初学者，所以语法可能有点不成熟，但对于初学者的学习很有帮助！-VB series a calculator program that takes into account the absolute calculator function of every nuance, as is the starter So syntax may be a bit premature, but for beginners learning hel