吴思超0
2015-12-10 14:27
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>练习JS</title>
</head>
<style type="text/css">
body{
margin:0;
padding:0;
}
#div1{
width:200px;
height:140px;
background-color: red;
left: -202px;
position: relative;
}
#div1 span{
width:20px;
height: 50px;
background: #eee;
position: absolute;
left: 200px;
top:75px;
}
</style>
<body>
<div id="div1">
<span id="share">分享</span>
</div>
<script>
window.onload = function(){
var wsc = document.getElementById('div1');
wsc.onmouseover = function(){
startMove(0);
}
wsc.onmouseout = function(){
starMove(-200);
}
}
var timer = null;
function startMove(iTarget){
clearInterval(timer);
var wsc = document.getElementById('div1');
timer = setInterval(function(){
var speed = 0;
if(wsc.offsetLeft > iTarget){
speed = -10;
}
else{
speed=10;
}
if(wsc.offsetLeft == iTarget){
clearInterval(timer);
}
else{
wsc.style.left = wsc.offsetLeft + speed +'px';
}
},30)
}
</script>
</body>
</html>JS怎么一直在抖动,完全抄老师写的 可是还是一直在抖动。。。到底哪里写错的?
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>练习JS</title>
</head>
<style type="text/css">
body{
margin:0;
padding:0;
}
#div1{
width:200px;
height:140px;
background-color: red;
left: -200px;
position: relative;
}
#div1 span{
width:20px;
height: 50px;
background: #eee;
position: absolute;
left: 200px;
top:75px;
}
</style>
<body>
<div id="div1">
<span id="share">分享</span>
</div>
<script>
window.onload = function(){
var wsc = document.getElementById('div1');
wsc.onmouseover = function(){
startMove(0);
}
wsc.onmouseout = function(){
startMove(-200);
}
}
var timer = null;
function startMove(iTarget){
clearInterval(timer);
var wsc = document.getElementById('div1');
timer = setInterval(function(){
var speed = 0;
console.log(wsc.offsetLeft);
console.log(iTarget);
if(wsc.offsetLeft > iTarget){
speed = -10;
}else{
console.log('出');
speed=10;
}
if(wsc.offsetLeft == iTarget){
clearInterval(timer);
} else{
wsc.style.left = wsc.offsetLeft + speed +'px';
}
},30)
}
</script>
</body>
</html>
应该是移动到span上div动吧,你这个写的是移动到div上div动,而且div都已经-200,你怎么onmouseover的
你的div的css left: -202px; 改成-200 试试 我试了下可以 你再试试
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JS动画效果
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