+(NSString *)formatDecimalNumber:(NSString *)string{
if(!string || string.length ==0){
returnstring;
}
NSNumber *number =@([string doubleValue]);
NSNumberFormatter *formatter = [[NSNumberFormatter alloc]init];
formatter.numberStyle = NSNumberFormatterDecimalStyle;
formatter.positiveFormat =@"###,##0.00";
NSString *amountString =[formatter stringFromNumber:number];
return amountString;
}
