解决 get 提交的乱码 (手工处理)
String username = request.getParameter("username");
username = new String(user.getBytes("iso8859-1"),"UTF-8");
System.out.println(username);
解决 post 提交的乱码
request.setCharacterEncoding("UTF-8");
String username = request.getParameter("username");
System.out.println(username);
在设置 Tomcat 服务时,可以在 server.xml 文件中的
Connector 节点添加属性 URIEncoding = "UTF-8" 来解决乱码。
或者添加属性 useBodyEncodingForURI = "true"。
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request.setCharacterEncoding("UTF-8");
String username = request.getParameter("username");
response.setCharacterEncoding("gb2312");
response.setContentType("text/html;charset=gb2312");
response.getWriter().write(username);