$(document).on(‘mouseenter‘, ‘#paramsFather .layui-form-selected dl dd‘, function () {
var data = $(this).attr(‘lay-value‘).split(‘||‘)[1];
data = data != ‘null‘ ? data : ‘无‘;
layer.tips(‘描述：‘ + data, ‘#paramsFather‘, {tips: [2, ‘#22cc9b‘], time: 2000});
})
layui中当悬浮在select的option上面是给不同的提示；
原文：https://www.cnblogs.com/yangguoe/p/9120051.html