比较适合初学者，有几样东西值得学习，1.限制textbox数据输入的函数，2.数据插入和更新的函数。3.运用Eexcel报表输出-more suitable for beginners, there are several things worth learning, 1. Restrictions textbox data input function, 2. Inserting data and update functions. 3. Use Eexcel statements outpu