layui select onchange event handling

1. The html code is as follows, don't forget the lay-filter attribute

    <div class="layui-input-block">
        <select id="tid" lay-filter="tid">
            <option value="0">--请选择--</option>
            <option value="01">01</option>
            <option value="02">02</option>
        </select>
    </div>

2. The javascirpt code is as follows

        layui.use(['form'], function () {
            form = layui.form;
            form.on('select(tid)', function (data) {
                  var val=data.value;
                  console.info(val);
            });
        });