JS 增加千分位與去掉千分位的範例_javascript技巧

複製程式碼 程式碼如下:

function commafyback(num)
{
f num.split(',');
return parseFloat(x.join(""));
}
function commafy(num)
{
num = num.toFixed(2 ) "";
var re=/(-?/d )(/d{3})/
while(re.test(num)){
num=num.replace(re," $1,$2");
}
return num;
}