title: How to store in existing cache collection and update cache in laravel
body: <pre><code>return Cache::remember('districts.all',60*60, function (){
      return District::all();
  });
  </code></pre>
  
  <p>cache collection is </p>
  
  <pre><code>[
   {
      "id": 1,
      "title": "Dhaka"
   },
   {
      "id": 2,
      "title": "Rajshahi"
   },
   {
      "id": 3,
      "title": "Barishal"
   }
  ]
  </code></pre>
  
  <p>now how to add new in districts.all cache</p>
  
  <pre><code> "id":4 ,
   "title":"New District"
  </code></pre>
  
  <p>and also how to update this cache </p>
  
  <pre><code> "id":3,
   "title":"Khulna"
  </code></pre>