currency format

format.m

    NSNumberFormatter *numberFormatter = [[NSNumberFormatter alloc] init];
    [numberFormatter setGroupingSeparator:@"."];
    [numberFormatter setGroupingSize:3];
    [numberFormatter setUsesGroupingSeparator:YES];
    [numberFormatter setDecimalSeparator:@","];
    [numberFormatter setNumberStyle:NSNumberFormatterDecimalStyle];
    [numberFormatter setMaximumFractionDigits:0];
    
    NSString *nominal = [numberFormatter stringFromNumber:[dict valueForKey:@"amount"]];