php string comparasion to 0 integer returns true?
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/6843030/why-does-php-consider-0-to-be-equal-to-a-string">Why does PHP consider 0 to be equal to a string?</a>  </p>
</blockquote>



<p>I have this piece of code:</p>

<pre><code>$o['group'] = "prueba";
if( $o['group'] == 0){
    die("test");
}
</code></pre>

<p>Why it print test? how can be possible that a string is equal to zero?</p>
