使用PrintWrite打印,浏览器出现乱码

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 今天在写一个小东西的时候,使用PrintWrite遇到问题,在浏览器上输出的都是乱码,图片如下:

 源代码如下:

public class SessionCookies extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("utf-8");
        resp.setCharacterEncoding("utf-8");
        PrintWriter out = resp.getWriter();
        Cookie[] cookie = req.getCookies();
        out.write("这是一个测试");
    }
 @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req,resp);
    }
}

因为已经设置了编码,这里需要再添加一个代码:

  resp.setContentType("text/html;charset=utf-8");

添加以后,就解决了 。

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