把数字转换成人民币大写的形式Java类详解编程语言

System.out.println("请输入需要转换的金额："); BufferedReader br = new BufferedReader(new InputStreamReader( System.in)); boolean isWrongInput = true; while (isWrongInput) { try { String str = br.readLine(); num = Integer.parseInt(str); } catch (Exception e) { System.out.println("输入数字有误,必须是:0" + "到" + Integer.MAX_VALUE + " 的整数"); // TODO Auto-generated catch block // e.printStackTrace(); isWrongInput = true; continue; isWrongInput = false; ChangeNumToRMB chan = new ChangeNumToRMB(); changedStr = chan.getChangedString(num); public String getChangedString(int num) { // Money用于存放输入的金额数 int moneyNum = num; String moneyStr = ""; System.out.println("输入的钱数是:"); if (moneyNum 0) { System.out.println("数字必须大于零"); } else if (moneyNum == 0) { moneyStr = "零元"; // 只有四位数,即最大9999.小于10000 else if (moneyNum 10000) { moneyStr = this.getFourNumStr(moneyNum) + "元"; // 大于一万,小于一千万 else if (moneyNum = 10000000)// moneyNum 10000) int firstFourNum, lastFourNum; firstFourNum = moneyNum / 10000; lastFourNum = moneyNum % 10000; String firstFourStr = this.getFourNumStr(firstFourNum); String lastFourStr = this.getFourNumStr(lastFourNum); if (!lastFourStr.contains("仟")) lastFourStr = "零" + lastFourStr; moneyStr = firstFourStr + "万" + lastFourStr + "元"; // 大于一千万.即上亿但小于最大整数 else if (moneyNum Integer.MAX_VALUE)// moneyNum 10000000) int firstFourNum, secondFourNum, lastFourNum; firstFourNum = moneyNum / 100000000; secondFourNum = (moneyNum / 10000) % 1000; lastFourNum = moneyNum % 10000; String firstFourStr = this.getFourNumStr(firstFourNum); String secondFourStr = this.getFourNumStr(secondFourNum); String lastFourStr = this.getFourNumStr(lastFourNum); if (!lastFourStr.contains("仟")) lastFourStr = "零" + lastFourStr; if (!secondFourStr.contains("仟")) secondFourStr = "零" + secondFourStr; moneyStr = firstFourStr + "亿" + secondFourStr + "万" + lastFourStr + "元"; } else System.out.println("someting is wrong"); System.out.println(moneyStr); return moneyStr; public String getFourNumStr(int fourNum) { int qian, bai, shi, ge; ge = fourNum % 10; shi = (fourNum % 100) / 10; bai = (fourNum % 1000) / 100; qian = fourNum / 1000; String strTemp = ""; if (qian != 0) { strTemp = strTemp.concat(moneyStrs[qian] + "仟"); strTemp = strTemp.concat(moneyStrs[bai] + "佰"); strTemp = strTemp.concat(moneyStrs[shi] + "什"); strTemp = strTemp.concat(moneyStrs[ge]); strTemp = strTemp.replace("零佰", "零"); strTemp = strTemp.replace("零什", "零"); strTemp = strTemp.replace("零零", "零"); strTemp = strTemp.replace("零零", "零"); if (strTemp.endsWith("零")) strTemp = strTemp.substring(0, strTemp.length() - 1); } else if (bai != 0) { strTemp = strTemp.concat(moneyStrs[bai] + "佰"); strTemp = strTemp.concat(moneyStrs[shi] + "什"); strTemp = strTemp.concat(moneyStrs[ge]); strTemp = strTemp.replace("零什", "零"); strTemp = strTemp.replace("零零", "零"); if (strTemp.endsWith("零")) strTemp = strTemp.substring(0, strTemp.length() - 1); } else if (shi != 0) { strTemp = strTemp.concat(moneyStrs[shi] + "什"); strTemp = strTemp.concat(moneyStrs[ge]); if (strTemp.endsWith("零")) strTemp = strTemp.substring(0, strTemp.length() - 1); } else strTemp.concat(moneyStrs[ge]); return strTemp; }

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