数字金额和汉字金额大写转换【前段+后台】

public class Change {

    publicstatic void main(String agrs[]) {

        //整数

        System.out.println(digitUppercase(0));             // 零元整

        System.out.println(digitUppercase(123));           // 壹佰贰拾叁元整

        System.out.println(digitUppercase(1000000));       // 壹佰万元整

        System.out.println(digitUppercase(100000001));     // 壹亿零壹元整

        System.out.println(digitUppercase(1000000000));    // 壹拾亿元整

        System.out.println(digitUppercase(1234567890));    // 壹拾贰亿叁仟肆佰伍拾陆万柒仟捌佰玖拾元整

        System.out.println(digitUppercase(1001100101));    // 壹拾亿零壹佰壹拾万零壹佰零壹元整

        System.out.println(digitUppercase(110101010));     // 壹亿壹仟零壹拾万壹仟零壹拾元整

     

        //小数

        System.out.println(digitUppercase(0.12));         // 壹角贰分

        System.out.println(digitUppercase(123.34));       // 壹佰贰拾叁元叁角肆分

        System.out.println(digitUppercase(1000000.56));   // 壹佰万元伍角陆分

        System.out.println(digitUppercase(100000001.78)); // 壹亿零壹元柒角捌分

        System.out.println(digitUppercase(1000000000.90));// 壹拾亿元玖角

        System.out.println(digitUppercase(1234567890.03));// 壹拾贰亿叁仟肆佰伍拾陆万柒仟捌佰玖拾元叁分

        System.out.println(digitUppercase(1001100101.00));// 壹拾亿零壹佰壹拾万零壹佰零壹元整

        System.out.println(digitUppercase(110101010.10)); // 壹亿壹仟零壹拾万壹仟零壹拾元壹角

         

        //负数

        System.out.println(digitUppercase(-0.12));         // 负壹角贰分

        System.out.println(digitUppercase(-123.34));       // 负壹佰贰拾叁元叁角肆分

        System.out.println(digitUppercase(-1000000.56));   // 负壹佰万元伍角陆分

        System.out.println(digitUppercase(-100000001.78)); // 负壹亿零壹元柒角捌分

        System.out.println(digitUppercase(-1000000000.90));// 负壹拾亿元玖角

        System.out.println(digitUppercase(-1234567890.03));// 负壹拾贰亿叁仟肆佰伍拾陆万柒仟捌佰玖拾元叁分

        System.out.println(digitUppercase(-1001100101.00));// 负壹拾亿零壹佰壹拾万零壹佰零壹元整

        System.out.println(digitUppercase(-110101010.10)); // 负壹亿壹仟零壹拾万壹仟零壹拾元壹角

    }

     

    /**

     * 数字金额大写转换，思想先写个完整的然后将如零拾替换成零

     * 要用到正则表达式

     */

    publicstatic String digitUppercase(doublen){

        String fraction[] = {"角","分"};

        String digit[] = {"零", "壹","贰", "叁","肆", "伍","陆", "柒","捌", "玖"};

        String unit[][] = {{"元","万", "亿"},

                     {"","拾", "佰","仟"}};

 

        String head = n <0? "负":"";

        n = Math.abs(n);

         

        String s ="";

        for(int i = 0; i < fraction.length; i++) {

            s += (digit[(int)(Math.floor(n *10 * Math.pow(10, i)) %10)] + fraction[i]).replaceAll("(零.)+","");

        }

        if(s.length()<1){

            s ="整";   

        }

        intintegerPart = (int)Math.floor(n);

 

        for(int i = 0; i < unit[0].length && integerPart >0; i++) {

            String p ="";

            for(int j = 0; j < unit[1].length && n >0; j++) {

                p = digit[integerPart%10]+unit[1][j] + p;

                integerPart = integerPart/10;

            }

            s = p.replaceAll("(零.)*零$","").replaceAll("^$","零") + unit[0][i] + s;

        }

        returnhead + s.replaceAll("(零.)*零元","元").replaceFirst("(零.)+","").replaceAll("(零.)+","零").replaceAll("^整$","零元整");

    }

}













前段：

1. var DX = function (num) {  
5.   var strOutput = "";  

•   var strUnit = '仟佰拾亿仟佰拾万仟佰拾元角分';  
•   num += "00";  
•   var intPos = num.indexOf('.');  
•   if (intPos >= 0)  
•     num = num.substring(0, intPos) + num.substr(intPos + 1, 2);  
•   strUnit = strUnit.substr(strUnit.length - num.length);  
•   for (var i=0; i < num.length; i++)  
•     strOutput += '零壹贰叁肆伍陆柒捌玖'.substr(num.substr(i,1),1) + strUnit.substr(i,1);  
•     return strOutput.replace(/零角零分$/, '整').replace(/零[仟佰拾]/g, '零').replace(/零{2,}/g, '零').replace(/零([亿|万])/g, '$1').replace(/零+元/, '元').replace(/亿零{0,3}万/, '亿').replace(/^元/, "零元");  
• };