eclipse运行动态web项目,我输入的URL运行报错,是我哪里弄错了

Question

http://localhost:8080/MyTest/SaleEntry.jsp?itemID=1&numItems=3&discountCode=4

HTTP Status 500 - /SaleEntry.jsp (line: 17, column: 66) Attribute value request.getParameter("itemID") is quoted with " which must be escaped when used within the value

Answer 1

SaleEntry.jsp (line: 17, column: 66) Attribute value request.getParameter("itemID") is quoted with 你这个jsp的17行出错，，你这个SaleEntry.jsp直接当首页，也就是一运行就进来了，但是你request里是没有值的，你request肯定出错啊。。。