Add a background list to the foreground select tag assignment simple implementation

This article for you to introduce the next by adding a background list to the front select tag to assign values, specific code as follows, interested friends can refer to the HA copy code code as follows:


$.ajax ({


URL: "User!finduserlist.action",


type: "Post",


success:function (data) {


var jsonobj=eval ("(" +data+ ")");


$.each (jsonobj, function (I, item) {


jQuery ("#userList"). Append ("<option value=" + item.userid+ ">" + item.userrealname+ "</option>");


});


},


error:function (text) {}


});

Copy Code code as follows:


public void Finduserlist () throws IOException {


list<usermodel> roleuserlist = Userservice.finduserlist ();


String json = Jsonarray.fromobject (roleuserlist). toString ();


writehtml (JSON);;


}

Copy Code code as follows:

protected void writehtml (String strdata) {
try {
Response.setcontenttype ("text/html; Charset=utf-8 ");
PrintWriter pw = Response.getwriter ();
Pw.write (strdata);
Pw.flush ();
Pw.close ();
} catch (IOException e) {
Log.error ("writehtml ()", e);
}
}