title: yii1 after converting string value to int value changed
body: <pre><code>(int) $string_id;
  </code></pre>
  
  <p>I am using the above command to change string value to int. But after converting the value, the value changed.</p>
  
  <p>string value was : "86561198808311"
  But after to integer: int(214748364)</p>