title: How do i fetch a single value from serialize()
body: <p>I have a form and i fetch the values of form using jQuery <code>.serialize();</code> for example to fetch the form data i use the following.</p>
  
  <pre><code>var formData = $('form').serialize();
  </code></pre>
  
  <p>now the variable formData holds the following value.</p>
  
  <pre><code>subcategoryname=aaaa&amp;prefix=AA&amp;categoryid=1
  </code></pre>
  
  <p>from the above string i want to fetch only the value of <code>categoryid</code> i.e 1 here, how do i do it using jQuery?</p>