jquery的ajax显示HelloWorld

?servlet代码
package com.javasky.servlet;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;public class MyServlet extends HttpServlet {@Overrideprotected void doPost(HttpServletRequest req, HttpServletResponse resp)throws ServletException, IOException {resp.setHeader("param", "no-cache");resp.setHeader("cache-control","no-cache");PrintWriter out = resp.getWriter();out.println("HelloWord");out.flush();}}
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