function checkRate(input)
{
var re = /^[0-9]+.?[0-9]*$/; //判斷字符串是否為數(shù)字 //判斷正整數(shù) /^[1-9]+[0-9]*]*$/
if (!re.test(input.rate.value))
{
alert("請(qǐng)輸入數(shù)字(例:0.02)");
input.rate.focus();
return false;
}
}

function BASEisNotNum(theNum)
{
//判斷是否為數(shù)字
if (BASEtrim(theNum)=="")
return true;
for(var i=0;i<theNum.length;i++){
oneNum=theNum.substring(i,i+1);
if (oneNum<"0" || oneNum>"9")
return true;
}
return false;
}
function BASEisNotInt(theInt)
{
//判斷是否為整數(shù)
theInt=BASEtrim(theInt);
if ((theInt.length>1 && theInt.substring(0,1)=="0") || BASEisNotNum(theInt)){
return true;
}
return false;
}
function BASEisNotFloat(theFloat)
{
//判斷是否為浮點(diǎn)數(shù)
len=theFloat.length;
dotNum=0;
if (len==0)
return true;
for(var i=0;i<len;i++){
oneNum=theFloat.substring(i,i+1);
if (oneNum==".")
dotNum++;
if ( ((oneNum<"0" || oneNum>"9") && oneNum!=".") || dotNum>1)
return true;
}
if (len>1 && theFloat.substring(0,1)=="0"){
if (theFloat.substring(1,2)!=".")
return true;
}
return false;