【OBJC】数字转中文大写

博客园都不知道怎么外链图片……

 

- (void)numToString:(double)num{

    int iLen,iNum,iAddZero=0;

    NSMutableString *szChMoney = [[NSMutableString alloc] init];

    NSArray *hzUnit = @[@"分",@"角",@"元",@"拾",@"佰",@"仟",@"万",@"拾",@"佰",@"仟",@"万",@"亿",@"拾",@"佰",@"仟",@"万",@"拾",@"佰",@"仟"];

    NSArray *hzNum = @[@"零",@"壹",@"贰",@"叁",@"肆",@"伍",@"陆",@"柒",@"捌",@"玖"];

    

    NSString *szNum = [NSString stringWithFormat:@"%18.0f",num*100];

    szNum = [szNum stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];

    iLen = szNum.length;

    

    if ((iLen > 18) || (iLen == 0) || num == 0) {

        return;

    }

    for (int i = 0; i < iLen; i++) {

        iNum = [[szNum substringWithRange:NSMakeRange(i, 1)] intValue];

        if (iNum == 0) {

            iAddZero++;

        }

        else {

            if (iAddZero > 0) {

                [szChMoney appendString:@"零"];

            }

            [szChMoney appendString:hzNum[iNum]];

            iAddZero = 0;

        }

        if (iNum != 0                                       //数字不等于0 添加单位

            || iLen - i == 3                                //处理个位单位

            || iLen - i == 11                               //处理亿位单位

            || ((iLen - i + 1) % 8 == 0 && iAddZero < 4))   //处理万位单位

        {

            [szChMoney appendString:hzUnit[iLen-i-1]];

        }

    }

    if ([[szNum substringWithRange:NSMakeRange(iLen-2, 2)] isEqualToString:@"00"]) {

        [szChMoney appendString:@"整"];

    }

    NSLog(@"%@",szChMoney);

}