now.getDate()>9?now.getDate():"0"+now.getDate())
            + " " + (now.getHours()>9?now.getHours():"0"+now.getHours())
            + ":" + (now.getMinutes()>9?now.getMinutes():"0"+now.getMinutes())
            + ":" + (now.getSeconds()>9?now.getSeconds():"0"+now.getSeconds());

    }
    var myTable,table,form;
    layui.use(['form','table','laydate'], function(){
        table = layui.table;
        form = layui.form;

        //第一个实例
        myTable = table.render({
            elem: '#demo'
