How to convert JSON string to array using php

In this tutorial learn How to convert JSON string format to array format in php, here more with the example.

Convert JSON string to array using php

    echo "json =>  ". $str='{"data":[{"id":"2","qty":"10","size":"1,2,3"},                                 {"id":"3","qty":"4","size":"1,2,3"}]}';

    $data = json_decode($str, TRUE);

    echo "<pre>";
    print_r($data);
    foreach ($data as $key => $value) {
          echo "Convert into string <br>";
             foreach ($value as $key => $values) {
                  foreach ($values as $key => $v) {
                  echo $key."==>" .$v;

          }
          echo "<br>";
    }
}