Disabling Past Times on the Date / Time Field

/**

 * Disable past times from the time field

 *

 * @link   https://wpforms.com/how-to-disable-past-times-on-the-time-picker/

 */

function wpf_dev_cond_time() {

   ?>

   <script type="text/javascript">

      // Find out the current time

      var now = new Date();

      // Take that current time and round it up so we have an even number on the interval

      now.setHours( now.getHours() + Math.round(now.getMinutes()/90) );

      window.wpforms_999_8 = window.wpforms_999_8 || {};

      window.wpforms_999_8.timepicker = {

         forceRoundTime: true,

         // Disable any times that have passed already and return the new time selections

         minTime: now.toLocaleTimeString()

      };

   </script>

   <?php

}

add_action( 'wpforms_wp_footer_end', 'wpf_dev_cond_time', 10 );