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php拖曳式显示遍历数据库信息

2020-01-29 13:40:38 作者：互联网

博主在完成自己的毕业设计时，需要在鼎食城毕业设计的前端界面显示一下菜品详情，yu’shi 便采用Html5与JavaScript以及PHP连接数据库遍历出来：
以下是展示图片:
在这里插入图片描述

<html>
<head>
<title>拖拽翻页效果JavaScript特效</title>
<style type="text/css">
html,body{
	width:100%;
	height:100%;
	border:0px;
	margin:0px;
	overflow:hidden;
}
#menu{
	width:100%;
	height:100%;
	overflow:hidden;
	background:lightblue;
}
.page{
	position:absolute;
	width:300px;
	height:550px;
	left:350px;
	top:50px;
	background:#FFF;
	border:1px solid #999;
}
ul{
	list-style:none;
	height:320px;
	margin:20px;
	padding:0px;
	background:#EEE;
}
li{
	
	font-size:12px;
	height:20px;
	line-height:20px;
	border-bottom:1px dashed #999;
}
li span{
	float:right;
}
li a{
	color:#000;
	text-decoration:none;
}
li a:hover{
	text-decoration:underline;
}
.tip{
	display:block;
	height:20px;
	margin:0px 20px;
	line-height:20px;
	text-align:center;
	font-size:12px;
	background:#999;
}

::-webkit-scrollbar{display: none;}

</style>
</head>
<body>
<script type="text/javascript">
function id(obj){
	return document.getElementById(obj);
}
var page;
var mx;
var md=false;
var sh=0;
var en=false;
window.onload=function(){
	page=id("menu").getElementsByTagName("div");
	if(page.length>0){
		page[0].style.zIndex=2;
	}
	for(i=0;i<page.length;i++){
		page[i].innerHTML+="<span class=\"tip\">"+(i+1)+"/"+page.length+"页 拖拽翻页</span>";
		page[i].id="page"+i;
		page[i].i=i;
		page[i].onmousedown=function(e){
			if(!en){
				if(!e){e=e||window.event;}
				ex=e.pageX?e.pageX:e.x;
				mx=350-ex;
				this.style.cursor="move";
				md=true;
				if(document.all){
					this.setCapture();
				}else{
					window.captureEvents(Event.MOUSEMOVE|Event.MOUSEUP);
				}
			}
		}
		page[i].onmousemove=function(e){
			if(md){
				en=true;
				if(!e){e=e||window.event;}
				ex=e.pageX?e.pageX:e.x;
				this.style.left=ex+mx+"px";
				if(this.offsetLeft<350){
					var cu=(this.i==0)?page.length-1:this.i-1;
					page[sh].style.zIndex=0;
					page[cu].style.zIndex=1;
					this.style.zIndex=2;
					sh=cu;
				}
				if(this.offsetLeft>350){
					var cu=(this.i==page.length-1)?0:this.i+1;
					page[sh].style.zIndex=0;
					page[cu].style.zIndex=1;
					this.style.zIndex=2;
					sh=cu;
				}
			}
		}
		page[i].onmouseup=function(){
			this.style.cursor="default";
			md=false;
			if(this.offsetLeft==350){
				en=false;
			}
			if(document.all){
				this.releaseCapture();
			}else{
				window.releaseEvents(Event.MOUSEMOVE|Event.MOUSEUP);
			}
			flyout(this);
		}
	}
}
function flyout(obj){
	if(obj.offsetLeft < 350){
		if( (obj.offsetLeft - 10) > 50 ){
			obj.style.left=obj.offsetLeft - 10 + "px";
			window.setTimeout("flyout(id('"+obj.id+"'));",0);
		}else{
			obj.style.left= 50 +"px";
			obj.style.zIndex=0;
			flyin(id(obj.id));
		}
	}
	if(obj.offsetLeft > 350){
		if((obj.offsetLeft + 10) < 650){
			obj.style.left=obj.offsetLeft + 10 + "px";
			window.setTimeout("flyout(id('"+obj.id+"'));",0);
		}else{
			obj.style.left= 650 + "px";
			obj.style.zIndex=0;
			flyin(id(obj.id));
		}
	}
}
function flyin(obj){
	if(obj.offsetLeft<350){
		if((obj.offsetLeft + 10) < 350){
			obj.style.left=obj.offsetLeft + 10+"px";
			window.setTimeout("flyin(id('"+obj.id+"'));",0);
		}else{
			obj.style.left= 350 +"px";
			en=false;
		}
	}
	if(obj.offsetLeft>350){
		if((obj.offsetLeft - 10) > 350){
			obj.style.left=obj.offsetLeft - 10 +"px";
			window.setTimeout("flyin(id('"+obj.id+"'));",0);
		}else{
			obj.style.left=350+"px";
			en=false;
		}
	}
}
</script>
<div id="menu">
	<?php
		require 'conn.php';
		$result2 = mysql_query("SELECT * FROM menu ");
					
		while($row=mysql_fetch_array($result2)){	
	?>
	<center>
	<div class="page">
	<table style="width:280px;height:680px" align="center">
			<br><img src="<?=$row['adress']?>" style="width:260px;height:260px" readonly/><br>
			<?=$row['name']?> 单价:<?=$row['price']?>元<br>
			<textarea style="width:260px;height:200px;border:0px" readonly="readonly"><?=$row['description']?></textarea><br>
			
	</table>	
	</div>
	<?php
	}
	?>
</div>
</center>
</body>
</html>
```码字不易，给个赞呗!

彭祥. 发布了69 篇原创文章 · 获赞 167 · 访问量 7万+ 私信关注

标签：style,遍历,obj,id,height,拖曳,offsetLeft,php,page
来源： https://blog.csdn.net/pengxiang1998/article/details/104106269