改进

resources/views/maintenances.blade.php

@@ -4,7 +4,7 @@
 
 @section('content')
     <h3>维护计划</h3>
-
+    @if (count($maintenances) > 0)
         <div class="overflow-auto">
             <table class="table table-hover">
                 <thead>
@@ -23,7 +23,8 @@
                         </td>
 
                         <td>
-                        <textarea class="form-control border-0" cols="3" readonly aria-label="维护内容">{{ $m->content }}</textarea>
+                            <textarea class="form-control border-0" cols="3" readonly
+                                      aria-label="维护内容">{{ $m->content }}</textarea>
                         </td>
 
                         <td>
@@ -42,4 +43,9 @@
                 </tbody>
             </table>
         </div>
+    @else
+        <p>
+            暂无维护计划。
+        </p>
+    @endif
 @endsection