怎么沒效果呀?
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*{margin:0;padding:0;font-size:14px;}
ul{list-style:none;height:50px;padding-left:30px;border-bottom:5px solid #F60;}
li{float:left;margin-top:20px;}
a{text-decoration:none;display:block;height:30px;line-height:30px;width:120px;background-color:#ccc;margin-bottom:1px;text-align:center; }/* 刪除下劃線和文本縮進 */
.on,a:hover{color:#fff;background:#F60;height:30px;line-height:30px;}
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window.onload=function(){
var aA=document.getElementsByTagName('a');
for(var i=0;i<aA.length;i++){
aA[i].onmouseover=function(){
clearInterval(This.time)
var This=this;
This.time=setInterval(function(){
This.style.width=This.offsetWidth+8+"px";
if(This.offsetWidth>=160){
?clearInterval(This.time)
}
? },30)
}
}
aA[i].onmouseout=function(){
clearInterval(This.time)
var This=this;
This.time=setInterval(function(){
This.style.width=This.offsetWidth-8+"px";
if(This.offsetWidth<=120){
?This.style.width="120px";
?clearInterval(This.time)
}
? },30)
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</html>?
2016-04-11
...
for(var i=0;i<aA.length;i++){
aA[i].onmouseover=function(){
clearInterval(This.time)
var This=this;
...
這里寫了clearInterval(This.time),把它刪掉,后面的鼠標移出代碼也要刪掉,并且把aA[i].onmouseout...放進for循環(huán)中。
2022-03-27
在img.onload里可以設(shè)置canvas的大小啊可以用string的方法split()來刪除中間的空格