一个简单的jsp程序，实现x+y，并输出结果功能。打开文件夹后，用jcreator等编译工具编译文件，然后运行tomcat，打开浏览器输入所测试的文件路径，就可看到结果。-Jsp a simple procedure, the realization of x+ y, and output functions. Open the folder, use the compiler tools such as compilers jcreator file, and then run the tomcat, open the browser enter the file path of the test, you can see the result.