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实用的层滑开js实现代码

时间：2021-07-01 10:21:17 帮助过：1人阅读

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>实用的滑开层代码</title> 
<script> 
var flag=0; 
function f_s(id){ 
var obj=document.getElementById(id); 
obj.style.display="block"; 
obj.style.height="1px"; 
var changeW=function(){               
var obj_h=parseInt(obj.style.height); 
if(obj_h<=160){ 
obj.style.height=(obj_h+Math.ceil((160-obj_h)/10))+"px"; 
} 
else{ 
clearInterval(bw1); 
} 
} 
bw1= setInterval(changeW,1); 
     if(flag>0){ 
          clearInterval(bw2); 
     } 
} 
function closeW(id){ 
        flag++; 
var obj=document.getElementById(id); 
var closeDiv=function(){ 
clearInterval(bw1); 
var obj_h=parseInt(obj.style.height); 
if(obj_h>1){ 
obj.style.height=(obj_h-Math.ceil(obj_h)/10)+"px"; 
                     
} 
else{ 
clearInterval(bw2); 
obj.style.display="none"; 
} 
} 
bw2= setInterval(closeDiv,1); 
} 
function showDiv(){ 
    var ele = document.getElementById("div1"); 
    clearInterval(bw1); 
    clearInterval(bw2); 
    ele.style.display = "block"; 
    ele.style.height = 160 + "px";     
} 
</script> 
<style type="text/css"> 
 
</style> 
</head> 
<body> 
 
<ul> 
<li onmouseover="f_s('div1')" onmouseout="closeW('div1')">111</li> 
<li>222</li> 
<li>333</li> 
</ul> 
 
000 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

实用的层滑开js实现代码

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