title: PHP decode nested JSON
body: <p>I've a nested JSON code as (it's actually my facebook status updates)</p>
  
  <pre><code>{
     "data": [
        {
           "id": "1290561400000000",
           "from": {
              "name": "My name",
              "id": "500920000"
           },
           "message": "Message body",
           "updated_time": "2010-08-24T08:22:13+0000",
           "comments": {
              "data": [
                 {
                    "id": "129056140474641_8000",
                    "from": {
                       "name": "name1",
                       "id": "100000486072000"
                    },
                    "message": "hahahahahahha..........",
                    "created_time": "2010-08-24T08:40:39+0000"
                 },
                 {
                    "id": "129056140474641_8000000",
                    "from": {
                       "name": "name2",
                       "id": "1597542457"
                    },
                    "message": "true ya. I have updated",
                    "created_time": "2010-08-24T08:59:53+0000"
                 },
                 {
                    "id": "129056140474641_83000",
                    "from": {
                       "name": "Name3",
                       "id": "1000004860700000"
                    },
                    "message": "am putting it on my wall....",
                    "created_time": "2010-08-24T09:01:25+0000"
                 }
              ],
  
           }
        }
  ]
  </code></pre>
  
  <p>Now how do I access the comments for a particular update and print it through a loop?? (I'm retrieving say a couple of updates at the same time).</p>