修复电表子表数据无法保存,以及缴费周期只能填写数字

application/em/view/em/create.html

@@ -330,7 +330,7 @@
                                         <span class="x-red">*</span>缴费周期
                                     </label>
                                     <div class="layui-input-inline">
-                                        <input type="text" id="pay_cycle" name="pay_cycle" autocomplete="off" class="layui-input" lay-verType="tips">
+                                        <input type="number" id="pay_cycle" name="pay_cycle" autocomplete="off" class="layui-input" lay-verType="tips">
                                     </div>
                                 </div>
                             </div>