OC金额转大写

-(NSString *)digitUppercaseWithMoney:(NSString *)money
{
    NSMutableString *moneyStr=[[NSMutableString alloc] initWithString:[NSString stringWithFormat:@"%.2f",[money doubleValue]]];
    NSArray *MyScale=@[@"分", @"角", @"元", @"拾", @"佰", @"仟", @"万", @"拾", @"佰", @"仟", @"亿", @"拾", @"佰", @"仟", @"兆", @"拾", @"佰", @"仟" ];
    NSArray *MyBase=@[@"零", @"壹", @"贰", @"叁", @"肆", @"伍", @"陆", @"柒", @"捌", @"玖"];    NSArray *integerArray = @[@"拾", @"佰", @"仟", @"万", @"拾万", @"佰万", @"仟万", @"亿", @"拾亿", @"佰亿", @"仟亿", @"兆", @"拾兆", @"佰兆", @"仟兆"];    NSMutableString * M = [[NSMutableString alloc] init];
    [moneyStr deleteCharactersInRange:NSMakeRange([moneyStr rangeOfString:@"."].location, 1)];
    for(NSInteger i=moneyStr.length;i>0;i--)
    {
        NSInteger MyData=[[moneyStr substringWithRange:NSMakeRange(moneyStr.length-i, 1)] integerValue];
        [M appendString:MyBase[MyData]];        //判断是否是整数金额
        if (i == moneyStr.length) {
            NSInteger l = [[moneyStr substringFromIndex:1] integerValue];
            if (MyData > 0 &&
                l == 0 ) {
                NSString *integerString = @"";
                if (moneyStr.length > 3) {
                    integerString = integerArray[moneyStr.length-4];
                }
                [M appendString:[NSString stringWithFormat:@"%@%@",integerString,@"元整"]];
                break;
            }
        }        if([[moneyStr substringFromIndex:moneyStr.length-i+1] integerValue]==0
           && i != 1
           && i != 2)
        {
            [M appendString:@"元整"];
            break;
        }
        [M appendString:MyScale[i-1]];
    }
    return M;
}