javascript把数字每隔三位加逗号分开,JavaScript Number Format - Add Commas
AddCommasJavaScriptfunctionaddCommas(nStr)
{
nStr+='';
x=nStr.split('.');
x1=x[0];
x2=x.length>1?'.'+x[1]:'';
varrgx=/(\d+)(\d{3})/;
while(rgx.test(x1)){
x1=x1.replace(rgx,'$1'+','+'$2');
}