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function round(a,b){
var s=a.toString().indexOf(".");
a0=a.toString().substr(0,s+b+1);
a1=Math.round(a.toString().substr(s+b+1,1)*0.1)*Math.pow(10,-b);
return(a0*1+a1);
}
function fix(v,n){
var s =''+v;
var flag=false;
if(s.substring(0,1)=='0'){
s='1'+s;
flag=true;
alert(1);
}
var i =(s).indexOf('.');
if (s.length-i-1>n){
s=s.substring(0,s.length-(s.length-i-2-n));
var j =''+ Math.floor((s.replace('.','')/10+0.5));
j=j.substring(0,i)+'.'+j.substring(i,j.length);
if(flag){
return j.substring(1,j.length);
}else{
return j;
}
}else{
return s;
}
}
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<html>
<head>
<meta http-equiv="Content-Language" content="zh-cn">
<script language="javascript" type="text/javascript">
<!-- Ìṩ¸øC#³ÌÐòµ÷Óõķ½·¨ -->
function messageBox(message)
{
alert(message);
}
</script>
</head>
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String.prototype.times = function(n) {
return Array.prototype.join.call({length:n+1}, this);
};
"js".times(5) // => "jsjsjsjsjs"
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var ArrayTest=new Array("HE","LL","O");
var hello = Array.prot ......
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<script>
function del(obj)
{
obj.parentNode.parentNode.removeNode(true);
}
</script>
<body& ......
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var getTable= document.getElementById("tabHeTong");
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var oTR = getTable.insertRow();//ÐÂÔöÒ»ÐÐ
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var oTDa = oTR.insertCell();//ÐÂÔöÒ»ÁÐ
var oTDb = oTR.insertCell();//ÐÂÔö¶þÁÐ
var oTDc = oTR.insertCell();//ÐÂÔöÈýÁÐ
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getTable. ......
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