<select id="question">

                 {# 常见问题。ajax用editor.html('1231254')填充#}

                 <option value="1">手机问题</option>

                 <option value="2">电脑无法开机</option>

                 <option value="3">RTX无法登陆</option>

             </select>

    <script>

         $('#question').change(function () {

             var s = $("select option:selected").val();

             $.ajax({

                 url: "/backend/changeText.html",

                 type: 'GET',

                 data: {'choice': s},

                 dataType: "JSON",

                 success: function (data) {

                     editor.text(data['content']);

                 }

             });

         })

     </script>