Multiple Form Submitt Simultaneously Via Jquery-Ajax

multiple-form-submit.php

<script>
    function submitAllForm() {
        $('form').each(function (index, value) {
            //iteration
            var $form = $(this);
            var form_id=$form.attr("id");
            if(form_id!='client_details'&&form_id!='hvac'&&form_id!='bms'&&form_id!='refrigeration_equipment'&&form_id!='lighting'){
                $.post($form.attr("action"), $form.serialize(), function (response) {
                $form.attr("action", "<?php echo base_url('admin/clientDetailsUpdate');?>");
                <?php if($this->uri->segment(2)=='clientDetailsAdd'){?>
                    var id=parseInt(response);
                    if ($("#"+form_id+" #"+form_id+"_id").length < 1) {
                    $("<input name='"+form_id+"_id' id='"+form_id+"_id' type='hidden' value='"+id+"'/>").appendTo($form);
                    }
                <?php } ?>
                }).always(function() {});
            }
            if(form_id=='hvac') {
                $('form#hvac').submit();
            }
            if(form_id=='bms') {
                $('form#bms').submit();
            }
            if(form_id=='refrigeration_equipment') {
                $('form#refrigeration_equipment').submit();
            }
            if(form_id=='lighting') {
                $('form#lighting').submit();
            }
        }).promise().always(function(){  });
    }
</script>