400 Bad Request and illegal invocation in wp_ajax based on processData set to false or true
You can upload file using ajax using below code: First : Add attributes name=”f-form” and id=”f-form” in your <form> tag. After that, In js script, get form data using new FormData() and send to ajax data, Note : change url: ajax_object.ajaxurl with your ajax url path jQuery(document).ready(function(e) { jQuery(‘#f-submit’).on(‘click’, function(e) { e.preventDefault(); var form = … Read more