- it技术
- 用html实现打印机效果
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script>
var msg = "欢迎光临北京天安门广场！";
var seq = 0;
function DIVShow(){
var len=msg.length;
computer.innerHTML=msg.substring(0,seq+1);
setTimeout("DIVShow()",300);
seq++;
if(seq>len)
{
seq=0;
computer.innerHTML='';
}
}
</script>
</head>
<body onload="DIVShow()">
<div id = "computer">
</div>
</body>
</html>
