title: Woocommerce autocomplete postalcode field
body: <p>How to make the Postcode field in woocommerce checkout page make a suggestion based on list (zip01, zip02, zip03) when the user start typing the field. Just like jqueryui autocomplete.</p>
  
  <pre><code>$fields['billing']['billing_postcode'] = array(
      'type' =&gt; 'select',
      'class' =&gt; array( 'form-row-wide', 'address-field' ),
      'validate' =&gt; array( 'postcode' ),
      'autocomplete' =&gt; 'postal-code',
      'options' =&gt; array( 'zip01'=&gt;'zip01', 'zip02'=&gt;'zip02'),
      'required' =&gt; true
  );
  </code></pre>