function getstyle(obj,attr)
{
return obj.currentStyle?obj.currentStyle[attr]:getComputedStyle(obj)[attr];
} /*function domove (obj,attr,dir,target,endfn)
{
dir = parseInt(getstyle(obj,attr)) < target? dir: -dir;
clearInterval(obj.timer);
obj.timer = setInterval( function ()
{
var speed = parseInt(getstyle(obj,attr)) + dir;
if(speed > target&& dir >0 || speed < target && dir < 0)
{
speed = target;
}
obj.style[attr] = speed + 'px';
if(speed == target)
{
clearInterval(obj.timer);
endfn&&endfn();
} },30)
}*/ function domove (obj,attr,dir,target,endfn)
{
dir = parseInt(getstyle(obj,attr))<target?dir:-dir;
clearInterval(obj.timer);
obj.timer = setInterval( function ()
{
var speed = parseInt(getstyle(obj,attr)) + dir;
if(dir>0&&speed>target||dir<0&&speed<target)
{
speed = target;
}
obj.style[attr] = speed + 'px';
if( speed == target )
{
clearInterval(obj.timer);
}
endfn&&endfn();
},50);
};
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title> <script src="float.js"></script>
<script type="text/javascript">
window.onload = function ()
{
var timer = null ;
var num = 0;
var len = 20;
var str = '';
var adiv = document.getElementsByTagName('div'); for( var i = 0; i < len; i++)
{
str += '<div style="width:50px; height:50px; background:red; position:absolute; top:0px; left:'+ i*60 +'px;"></div>';
} document.body.innerHTML = str; /*document.onclick = function ()
{
clearInterval(timer);
timer = setInterval( function ()
{
domove(adiv[num],'top',23,500)
num++;
if( num == len )
{
clearInterval(timer);
}
},100)
};*/ document.onclick = function ()
{
clearInterval(timer);
timer = setInterval( function ()
{
domove(adiv[num],'top',23,500)
num++;
if(len == num )
{
clearInterval(timer);
}
},100);
}
};
</script> </head> <body>
</body>
</html>
今天状态不佳（事实确实如此，其实都是借口 TAT）
看别人写了20分钟的代码 自己练了4遍以后 才能一口气准确无误的写出来 告诉我的智商怎么了 拿什么救你
然后说正经的
就是有些传参的时候参数的拼写大小写 一定要注意注意注意！！！！！！！！！！！