title: unknown input name check
body: <p>How can I check the inputs below:</p>
  
  <pre><code>&lt;?php 
    for($i = 0; $i &lt; 9; $++){
  echo "&lt;input type='text' name='{$i}[qty]'&gt;";
  }
  ?&gt;
  </code></pre>
  
  <p>now my qustion is how can I check the unknown input name if the value is bigger than 10 or smaller than 1?</p>