ajax

    <script>

        $(function () {
            $("#btnLogin").click(function () {
                $.ajax({
                    type: 'POST',
                    url: "/acl/user/LoginByUsername",
                    data: {
                        USER_NAME: $("#username").val(), PASSWORD: $(":password").val()
                    },
                    success: function (data) {
                        if (data.SUCCESS == true)
                        {
                            location.href = "/art/Content";
                        }
                        else
                        {
                            alert(data.MESSAGE);
                        }
                    },
                    dataType: 'json',
                    error: function (xhr, textStatus) {
                        console.log('错误')
                        console.log(xhr)
                        console.log(textStatus)
                    },
                    complete: function (data) {
                        console.log('结束'+ data)
                    }
                });
            });

        });
    </script>