JSP项目编译问题解决
用户输入
帮我写一个执行了<%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <!DOCTYPE html> <html> <head> <title>JSP - Hello World</title> </head> <body> <h1><%= "Hello World!" %> </h1> <br/> <a href="hello-servlet">Hello Servlet</a> <form action="/asp" method="get" > 请输入<input type="text" name="str"><br> <input type="submit" value="提交"> </form> </body> </html>和package com.example.jndi; import java.io.*; import javax.servlet.http.*; import javax.servlet.annotation.*; @WebServlet(name = "helloServlet", value = "/hello-servlet") public class HelloServlet extends HttpServlet { private String message; public void init() { message = "Hello World!"; } public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException { response.setContentType("text/html"); // Hello PrintWriter out = response.getWriter(); out.println("<html><body>"); out.println("<h1>" + message + "</h1>"); out.println("</body></html>"); } public void destroy() { } }出现了java: 无效的标记: --enable-preview的提示词
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