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servlet 将输入内容通过拼接页面的方式显示出来

2024-07-26 18:58:21   218人阅读

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><!-- charset="utf-8" 页面编码 --><title>ReturnName</title></head><body>	<form action="ReturnNameServlet" method="post">		<input type="text" name="textname"> 		<input type="submit" value="http://www.mamicode.com/提交">	</form></body></html>

returnname.html

package controller;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;/** * Servlet implementation class ReturnNameServlet */@WebServlet("/ReturnNameServlet")public class ReturnNameServlet extends HttpServlet {	private static final long serialVersionUID = 1L;    /**     * Default constructor.      */    public ReturnNameServlet() {        // TODO Auto-generated constructor stub    }	/**	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)	 */	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {		// TODO Auto-generated method stub	}	/**	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)	 */	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {		// TODO Auto-generated method stub				request.setCharacterEncoding("utf-8");		response.setCharacterEncoding("utf-8");		//设置编码字符集						String username=request.getParameter("textname");		response.setContentType("text/html");		PrintWriter out = response.getWriter();		out.print("<head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\"></head><body>");		out.print("<body>submitname is ");		out.print(username);		out.print("</body>");		out.flush();		out.close();	}}

 ReturnNameServlet.java

servlet 将输入内容通过拼接页面的方式显示出来


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