test

application/em/view/useage/default.html

@@ -162,7 +162,7 @@
                                         实缴电费
                                     </label>
                                     <div class="layui-input-inline">
-                                        <input type="text"  id="amount" name="amount" autocomplete="off" class="layui-input"  value="{$em.useage.amount}" {if $em.useage.amount } disabled="disabled" {/if}>
+                                        <input type="text"  id="amount" name="amount" autocomplete="off" class="layui-input"  value="{$em.useage.amount|default=''}" {if $em.useage.amount } disabled="disabled" {/if}>
                                     </div>
                                     <div class="layui-form-mid layui-word-aux">
                                         元