目录
一、Response响应字符数据
使用:
1、通过Response对象获取字符输出流
PrintWriter writer = resp.getWriter();
2、写数据
writer.write("aaa");
代码示例:
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
/**
* 响应字符数据:设置字符数据的响应行
*/
@WebServlet("/resp3")
public class ResponseDemo3 extends HttpServlet {
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html;charset=utf-8");
//1、获取字符输出流
PrintWriter writer = response.getWriter();
writer.write("你好")

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