本文提供八位数以内的转换，八位数以上可以自行修改。
例如： 10 -> 十； 1002 -> 一千零二; 100021 ->十万零二十一； 1111111->一百一十一万一千一百一十一；
package com.huang.number;/*** Created by HuangGuojun on /11/10.*/public class NumberToBeChinese {public static void main(String[] args) {// 测试用例System.out.println(toChinese("123"));System.out.println(toChinese("1230000"));System.out.println(toChinese("123111"));System.out.println(toChinese("1231"));System.out.println(toChinese("123"));System.out.println(toChinese("1210"));System.out.println(toChinese("12"));System.out.println(toChinese("1"));System.out.println(toChinese("2001"));System.out.println(toChinese("1001001"));System.out.println(toChinese("10000001"));}/*** 将八位数以内的转为中文;如果需要更高位数只用再加一次判断即可* @param num* @return*/static String toChinese(String num) {StringBuffer sb = new StringBuffer();if (num.length() <= 4) {return toFourChinese(num);} else if (num.length() > 4 && num.length() <= 8) {String a = num.substring(0, num.length() - 4);sb.append(toFourChinese(a));sb.append("万");String b = num.substring(num.length() - 4, num.length());sb.append(toFourChinese(b));return sb.toString();} else {return "";}}/*** 将四位数以内的转换为中文读法* @param num* @return*/static String toFourChinese(String num) {StringBuffer sb = new StringBuffer();String[] unit = {"", "十", "百", "千"};char[] chineseNum = {'零', '一', '二', '三', '四', '五', '六', '七', '八', '九'};String result = "";char[] chars = num.toCharArray();int a = chars.length;int count = 0;// 12if (a == 2 && chars[0] == '1') {sb.append(unit[1]);if (chars[1] != '0') {// 将字符转为对应的中文 例如： '1' -> 一 ;sb.append(chineseNum[chars[1] - 48]);}} else {for (int i = 0; i < chars.length; i++) {if (chars[i] == '0') {count++;continue;}if (count >= 1) {sb.append(chineseNum[0]);}sb.append(chineseNum[chars[i] - 48]);sb.append(unit[a - count - 1]);a--;}}result = sb.toString();return result;}}
