title: how to get input array value by key with javascript function?
body: <p>Here is sample code i try to create input array with key and on change i want to get the value of individual input array value.</p>
  
  <pre><code>&lt;input type="text" name="items[1]" value="443" onchange="get_items(1)"&gt;
  &lt;input type="text" name="items[2]" value="233" onchange="get_items(2)"&gt;
  &lt;script&gt;
         function get_items(key)
          {
            alert($("items["+key+"]").val());
          }
  
  &lt;/script&gt;
  </code></pre>