Change html to double quotes

app/views/partials/dashboard/sub-sidebar.blade.php

@@ -1,11 +1,11 @@
-<div class='sub-sidebar'>
+<div class="sub-sidebar">
     <div class="sidebar-toggler visible-xs">
         <i class="icon ion-navicon"></i>
     </div>
     <h3>{{ $subTitle }}</h3>
-    <ul class='menu'>
+    <ul class="menu">
         @foreach($subMenu as $key => $item)
-        <li><a href='{{ $item["url"] }}' class='{{ $item["active"] ? "active" : null }}'><i class='{{ $item["icon"] }}'></i> {{ $item['title'] }}</a></li>
+        <li><a href="{{ $item['url'] }}" class="{{ $item['active'] ? 'active' : null }}"><i class="{{ $item['icon'] }}"></i> {{ $item['title'] }}</a></li>
         @endforeach
     </ul>
 </div>