Script.js

$(".btn-submit").click(function() {
        let url = $(".form").attr("action");
        let data = $(".form").serialize();
        $("#loader").show();
        $.ajax({
            type: "POST",
            url: url,
            data: data,
            dataType: "json",
            success: function(response) {
                if (response.status == "failed") {
                    $.each(response.message, function(index, value) {
                        if (value) {
                            M.toast({
                                html: value,
                                classes: "white-text red lighten-1 z-depth-3"
                            });
                        }
                    });
                    $("input[name=CSRFTOKENFQRPLN]").val(response.token);
                    $("#loader").hide();
                } else if (response.status == "success") {
                    M.toast({
                        html: response.message,
                        classes: "white-text green lighten-1 z-depth-3"
                    });
                    $("input[name=CSRFTOKENFQRPLN]").val(response.token);
                    $("#itemname").val("");
                    $("#itemammount").val("");
                    $("#datatable").load("http://localhost/latujikomci/admin/load_table");
                    $("#loader").hide();
                }