helloworld.java
来自「精通Java网络编程代码全部」· Java 代码 · 共 22 行
JAVA
22 行
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class HelloWorld extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html"); //设置类型
PrintWriter out = response.getWriter(); //得到输出流
out.println("<html>"); //头部标记
out.println("<head>"); //实体部分标记
out.println("<title>Hello World!</title>");//输出文本
out.println("</head>");
out.println("<body>");
out.println("<h1>Hello World!</h1>");//设置文本大小
out.println("</body>");
out.println("</html>");
}
}
⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?