Java将数字金额转为大写中文金额

本文实例为大家分享了Java如何将数字金额转为大写中文金额的具体代码，供大家参考，具体内容如下

前言：

输入数字金额参数，运行程序得到其对应的大写中文金额；例如：输入― 12.56，输出― 12.56:壹拾贰元伍角陆分；重点来了：本人亲测有效。

奉上代码：

/**
 *@Title: ConvertUpMoney 
 * @Description: 将数字金额转为大写汉字金额
 * @date: 2019年6月18日 下午10:52:27
 */
public class ConvertUpMoney {
 
 //大写数字
 private static final String[] NUMBERS = {"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"};
 // 整数部分的单位
 private static final String[] IUNIT = {"元","拾","佰","仟","万","拾","佰","仟","亿","拾","佰","仟","万","拾","佰","仟"};
 //小数部分的单位
 private static final String[] DUNIT = {"角","分","厘"};
 
 //转成中文的大写金额
 public static String toChinese(String str) {
 //判断输入的金额字符串是否符合要求
 if (StringUtils.isBlank(str) || !str.matches("(-)?[\\d]*(.)?[\\d]*")) {
 System.out.println("抱歉，请输入数字！");
 return str;
 }
 
 if("0".equals(str) || "0.00".equals(str) || "0.0".equals(str)) {
 return "零元";
 }
 
 //判断是否存在负号"-"
 boolean flag = false;
 if(str.startsWith("-")){
 flag = true;
 str = str.replaceAll("-", "");
 }
 
 str = str.replaceAll(",", "");//去掉","
 String integerStr;//整数部分数字
 String decimalStr;//小数部分数字
 
 
 //初始化：分离整数部分和小数部分
 if(str.indexOf(".")>0) {
 integerStr = str.substring(0,str.indexOf("."));
 decimalStr = str.substring(str.indexOf(".")+1);
 }else if(str.indexOf(".")==0) {
 integerStr = "";
 decimalStr = str.substring(1);
 }else {
 integerStr = str;
 decimalStr = "";
 }
 
 //beyond超出计算能力，直接返回
 if(integerStr.length()>IUNIT.length) {
 System.out.println(str+"：超出计算能力");
 return str;
 }
 
 int[] integers = toIntArray(integerStr);//整数部分数字
 //判断整数部分是否存在输入012的情况
 if (integers.length>1 && integers[0] == 0) {
 System.out.println("抱歉，请输入数字！");
 if (flag) {
 str = "-"+str;
 }
 return str;
 }
 boolean isWan = isWan5(integerStr);//设置万单位
 int[] decimals = toIntArray(decimalStr);//小数部分数字
 String result = getChineseInteger(integers,isWan)+getChineseDecimal(decimals);//返回最终的大写金额
 if(flag){
 return "负"+result;//如果是负数，加上"负"
 }else{
 return result;
 }
 }
 
 //将字符串转为int数组
 private static int[] toIntArray(String number) {
 int[] array = new int[number.length()];
 for(int i = 0;i1 && integers[i+1]!=0) {
  key += NUMBERS[0];
 }
 }
 chineseInteger.append(integers[i]==0?key:(NUMBERS[integers[i]]+IUNIT[length - i -1]));
 }
 return chineseInteger.toString();
 }
 //将小数部分转为大写的金额
 private static String getChineseDecimal(int[] decimals) {
 StringBuffer chineseDecimal = new StringBuffer("");
 for(int i = 0;i 4) {
 String subInteger = "";
 if(length > 8) {
 subInteger = integerStr.substring(length- 8,length -4);
 }else {
 subInteger = integerStr.substring(0,length - 4);
 }
 return Integer.parseInt(subInteger) > 0;
 }else {
 return false;
 }
 }
 
 //Test
 public static void main(String[] args) {
 String number = "12.56";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "1234567890563886.123";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "1600";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "156,0";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "-156,0";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "0.12";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "0.0";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "01.12";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "0125";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "-0125";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 number = "sdw5655";
 System.out.println(number+": "+ConvertUpMoney.toChinese(number));
 
 System.out.println(null+": "+ConvertUpMoney.toChinese(null));
 }
 
}

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