Ajax Gravity Forms __link__ May 2026

Traditional AJAX using serializeArray() does not handle file inputs. For forms with file uploads, you need to use the FormData API:

function my_gf_ajax_scripts() { if ( has_shortcode( get_post()->post_content, 'gravityform' ) ) { wp_enqueue_script( 'my-gf-ajax', get_template_directory_uri() . '/js/gf-ajax.js', array('jquery'), '1.0', true ); wp_localize_script( 'my-gf-ajax', 'my_ajax_obj', array( 'ajax_url' => admin_url( 'admin-ajax.php' ), 'nonce' => wp_create_nonce( 'gf_ajax_nonce' ), ) ); } } add_action( 'wp_enqueue_scripts', 'my_gf_ajax_scripts' ); This script will find your form (using its ID, e.g., gform_1 ), override the submit behavior, and send the data via AJAX.

jQuery(document).ready(function($) { var formId = 1; // Change this to your form's ID var $form = $('#gform_' + formId); $form.on('submit', function(e) { e.preventDefault(); // Stop normal submission ajax gravity forms

// Tell Gravity Forms to process the submission but not to output anything $_POST['gform_submit'] = $form_id; $result = GFFormDisplay::process_form( $form_id, $form );

This custom approach gives you complete control. You can close modal popups, play success sounds, trigger analytics events, or animate a custom thank-you message—all without ever leaving the page. Even with a solid understanding, AJAX and Gravity Forms can present challenges. Traditional AJAX using serializeArray() does not handle file

var formData = $form.serializeArray(); // Get all form data formData.push({ name: 'action', value: 'my_gf_submit_form' }); // Add action for admin-ajax formData.push({ name: 'security', value: my_ajax_obj.nonce }); formData.push({ name: 'form_id', value: formId });

However, this built-in solution, while powerful, is the "lowest common denominator." It works reliably, but it lacks customization. The confirmation message fades in, the errors appear, but you have limited control over what happens next . What if you want to redirect to a custom "thank you" page using AJAX ? What if you want to close a modal window upon successful submission? What if you need to track the submission in Google Analytics? jQuery(document)

wp_send_json_error( array( 'validation_html' => $validation_html ) ); } else { // Success! Define a redirect URL (from confirmation or custom) $confirmation = GFFormDisplay::handle_confirmation( $form, $entry, false ); $redirect_url = is_array( $confirmation ) && isset( $confirmation['redirect'] ) ? $confirmation['redirect'] : home_url( '/thank-you/' );