<input class="switch" type="checkbox" lay-skin="switch" lay-filter="mode" lay-text="开|关">

<script type="text/javascript">

    layui.use('form', function () {

        var form = layui.form;

        //开关

        form.on('switch(mode)', function (data) {

         var swithcData = data;

            var status = 0;

            if (!data.elem.checked) {

                status = 1;

            }

            var json = {"id":{$vo.id},"status": status};

            $.post("后端请求地址", json, function (data) {

                    if(data!=null){

                    mui.alert('该支付通道已关闭，暂时无法使用', '提示');

                    //修改switch开关为关闭状态

                    var em = $(swithcData.othis[0]);

                    swithcData.othis[0].classList.remove('layui-form-onswitch');

                    em.children('em').text('关');

                }

            });

        });

    });