What is the best method to pass ID with Ajax call?
<p>I'm New in AJAX.</p>

<p>When passing ID to update product. Any explanation for this. Thank you in advance.</p>

<p>This </p>

<pre><code>$.ajax({
   type: 'post',
   url: 'my_controller/update_product_exe/' + id, //This line
   dataType: 'json'
});
</code></pre>

<p>to this...</p>

<pre><code>$.ajax({
   type:'post',
   url: 'my_controller/update_product_exe',
   dataType: 'json',
   data: {id: id} // this line
});
</code></pre>