这是一个网页，改变付与日数的值，点击再表示，发现表格的数目随着你的输入而改变，这是用javascr ipt实现的（点击右键查看源代码）（绝对原创）可直接实现，对网页编程非常有用-This is a website and change the number of days to pay the value of Click again, the number of forms found with your input and change, This is achieved using jav