基本信息
源码名称:jquery随机点餐代码(js入门级示例)
源码大小:0.03M
文件格式:.rar
开发语言:CSS
更新时间:2020-09-15
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   源码介绍

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>jQuery按分类随机点餐代码</title>
</head>
<style>
	body{background: #ef4009c2}
	.main{
		width: 660px;
		height: 760px;
		margin: 80px auto;
	}
	.button{
		height: 100px;
		color: #fff;
		font-weight:bold;
		font-size: 58px;
		position: relative;
		top: 210px;
		text-align: center;
		cursor: pointer;
	}
	.name{
		position: relative;
		top:300px;
		height: 100px;
		color:#9fc;
		font-weight:bold;
		font-size: 58px;
		text-align: center;
	}
	ul li{
		display: inline;
		list-style: none;
		line-height: 30px;
	}
	.types{
		margin: 0  20px;
		color:#ffffff;
		font-weight:bold;
		font-size: 30px;
		text-align: center;
		cursor: pointer;
		height: 150px;
		line-height:150px ;
	}
	.checked{
		background: cornflowerblue;
		padding: 20px;
	}
	.tips{
		text-align: center;
		color: #ffffff;
		line-height: 50px;
		font-size: 30px;
		margin-top: 200px;
	}

</style>
<script src="jquery.js"></script>
<script src="jquery-migrate-1.2.1.min.js"></script>

<body>

	<div class="main">
			<ul>
				<li class="types all" data-index="0">全部</li>
				<li class="types aa" data-index="1">简餐</li>
				<li class="types bb" data-index="2">饮品</li>
				<li class="types cc" data-index="3">麻辣鲜香</li>
				<li class="types dd" data-index="4">甜点</li>
			</ul>
		<div class="button"><span>开始</span></div>
		<div class="name"><span id='ko'>随机名称</span></div>
	</div>
	<div class="tips">如果您点击超过十次还没有选到满意的菜单,也许在你心里面早已有答案。遵循自己的内心吧~!</div>

<script>
    a1=['烩面','麻辣烫','酸辣粉','食堂','煲仔饭','鱼香肉丝盖饭','鸡公煲','热干面','蒸饺 混沌','土豆粉','拌面','汉堡 炸鸡','烩菜','羊肉泡馍','煎饼果子','螺蛳粉','米线','肠粉','凉皮','擀面皮','爆肚','肉夹馍','炒饭','饭团','卤肉饭','渔粉','焖面','煎包','粥 包子'] 
    a2=['烧仙草','普通奶茶','芬达','酸奶','凉白开','柠檬水','可乐']
    a3=['小龙虾','火锅','串串','大盘鸡','冰雪俏鸭头','麻辣烫','冒菜','麻辣香锅','烤鱼','大虾','肉蟹煲','寿司','自助烤肉','自助海鲜','自助牛排']
    a4=['蛋糕','千层','面包','蛋挞','泡芙','马卡龙','布丁','鸡蛋仔','冰激凌','炒酸奶','芋圆']
    names=['烩面','棉花糖','重庆火锅','串串','麻辣烫','奶茶','酸辣粉','食堂','鸡蛋仔','煲仔饭','鱼香肉丝盖饭','鸡公煲','热干面','蒸饺 混沌','土豆粉','自助火锅','拌面','披萨','芬达','汉堡 炸鸡','烩菜','羊肉泡馍','煎饼果子','猪蹄','麻辣小龙虾'];
	

	

	var ele =0 ;
	function getType(){
		var type = document.querySelectorAll('.types');		
						
		for (var i = 0; i < type.length; i  ) {
			
			type[i].onmouseover = function () {
					for (var j = 0; j < type.length; j  ) {
						type[j].className = 'types';
					}
					this.className = 'types checked';
				}
			// type[i].onmouseout = function () {
			// 	for (var j = 0; j < type.length; j  ) {
			// 		type[j].className = 'types';
			// 	}
			// }
			type[i].onclick = function () {	
				ele = this.getAttribute('data-index');	
			}
		}
	}
	
    $('.button').toggle(
        function(){
            $(this).css({'color':'#f00'}).html('停止');
                ydm=setInterval(function(){				
					
					// console.log(ele)
					switch(ele){
						case '0' : 
							index=Math.floor(Math.random()*names.length); 
							val=names[index]; 
							$('#ko').css({'color':'#33FFFF'}).html(val);
							break; 
						case '1' : 
							index=Math.floor(Math.random()*a1.length); 
							val=a1[index];
							$('#ko').css({'color':'#33FFFF'}).html(val);
							break; 
						case '2' : 
							index=Math.floor(Math.random()*a2.length);
							val=a2[index];
							$('#ko').css({'color':'#33FFFF'}).html(val);
						break; 
						case '3' : 
							index=Math.floor(Math.random()*a3.length); 
							val=a3[index];
							$('#ko').css({'color':'#33FFFF'}).html(val);
							break; 
						case '4' : 
							index=Math.floor(Math.random()*a4.length); 
							val=a4[index]; 
							$('#ko').css({'color':'#33FFFF'}).html(val);
							break; 						
					};  
                   
                },50)
        },

        function(){
            $(this).css({'color':'#fff'}).html('开始');
            $('#ko').css({'color':'#00CC00'});
            // 停止执行事件ydm
            clearInterval(ydm);
        }
	);

	$(function(){
		getType();
	})
	
</script>
</body>
</html>