js页面输入小写金额转大写

<script>function chineseNumber(num){if (isNaN(num) || num > Math.pow(10, 12))return ""var cn = "零壹贰叁肆伍陆柒捌玖"var unit = new Array("拾百千", "分角")var unit1 = new Array("万亿", "")var numArray = num.toString().split(".")var start = new Array(numArray[0].length - 1, 2)function toChinese(num, index){var num = num.replace(/\d/g, function($1){return cn.charAt($1) + unit[index].charAt(start-- % 4 ? start % 4 : -1)})return num}for (var i = 0; i < numArray.length; i++){var tmp = ""for (var j = 0; j * 4 < numArray[i].length; j++){var strIndex = numArray[i].length - (j + 1) * 4var str = numArray[i].substring(strIndex, strIndex + 4)var start = i ? 2 : str.length - 1var tmp1 = toChinese(str, i)tmp1 = tmp1.replace(/(零.)+/g, "零").replace(/零+$/, "")tmp1 = tmp1.replace(/^壹拾/, "拾")tmp = (tmp1 + unit1[i].charAt(j - 1)) + tmp}numArray[i] = tmp}numArray[1] = numArray[1] ? numArray[1] : ""numArray[0] = numArray[0] ? numArray[0] + "元" : numArray[0], numArray[1] = numArray[1].replace(/^零+/, "")numArray[1] = numArray[1].match(/分/) ? numArray[1] : numArray[1]return numArray[0] + numArray[1]}</script><input id=up size=60 ><button οnclick="lw.value = chineseNumber(up.value)">转为大写</button><br><input id=lw size=60 value=""></button>------------------------------------------------------------------------------------------------------------import java.math.BigDecimal;public class ConvertNumber {/** 定义数组存放数字对应的大写 */private final static String[] STR_NUMBER = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };/** 定义数组存放位数的大写 */private final static String[] STR_MODIFY = { "", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰", "仟" };/*** 转化整数部分* * @param tempString* @return 返回整数部分*/private static String getInteger(String tempString) {/** 用来保存整数部分数字串 */String strInteger = null;// /** 记录"."所在位置 */int intDotPos = tempString.indexOf(".");int intSignPos = tempString.indexOf("-");if (intDotPos == -1)intDotPos = tempString.length();/** 取出整数部分 */strInteger = tempString.substring(intSignPos + 1, intDotPos);strInteger = new StringBuffer(strInteger).reverse().toString();StringBuffer sbResult = new StringBuffer();for (int i = 0; i < strInteger.length(); i++) {sbResult.append(STR_MODIFY[i]);sbResult.append(STR_NUMBER[strInteger.charAt(i) - 48]);}sbResult = sbResult.reverse();replace(sbResult, "零拾", "零");replace(sbResult, "零佰", "零");replace(sbResult, "零仟", "零");replace(sbResult, "零万", "万");replace(sbResult, "零亿", "亿");replace(sbResult, "零零", "零");replace(sbResult, "零零零", "零");/** 这两句不能颠倒顺序 */replace(sbResult, "零零零零万", "");replace(sbResult, "零零零零", "");/** 这样读起来更习惯. */replace(sbResult, "壹拾亿", "拾亿");replace(sbResult, "壹拾万", "拾万");/** 删除个位上的零 */if (sbResult.charAt(sbResult.length() - 1) == '零' && sbResult.length() != 1)sbResult.deleteCharAt(sbResult.length() - 1);if (strInteger.length() == 2) {replace(sbResult, "壹拾", "拾");}/** 将结果反转回来. */return sbResult.toString();}/*** 转化小数部分 例：输入22.34返回叁肆* * @param tempString* @return*/private static String getFraction(String tempString) {String strFraction = null;int intDotPos = tempString.indexOf(".");/** 没有点说明没有小数，直接返回 */if (intDotPos == -1)return "";strFraction = tempString.substring(intDotPos + 1);StringBuffer sbResult = new StringBuffer(strFraction.length());for (int i = 0; i < strFraction.length(); i++) {sbResult.append(STR_NUMBER[strFraction.charAt(i) - 48]);}return sbResult.toString();}/*** 判断传入的字符串中是否有.如果有则返回点* * @param tempString* @return*/private static String getDot(String tempString) {return tempString.indexOf(".") != -1 ? "点" : "";}/*** 判断传入的字符串中是否有-如果有则返回负* * @param tempString* @return*/private static String getSign(String tempString) {return tempString.indexOf("-") != -1 ? "负" : "";}/*** 将一个数字转化为金额* * @param tempNumber 传入一个double的变量* @return 返一个转换好的字符串*/public static String numberToChinese(double tempNumber) {java.text.DecimalFormat df = new java.text.DecimalFormat("#.#########");String pTemp = String.valueOf(df.format(tempNumber));StringBuffer sbResult = new StringBuffer(getSign(pTemp) + getInteger(pTemp) + getDot(pTemp) + getFraction(pTemp));return sbResult.toString();}public static String numberToChinese(BigDecimal tempNumber) {return numberToChinese(tempNumber.doubleValue());}/*** 替代字符* * @param pValue* @param pSource* @param pDest*/private static void replace(StringBuffer pValue, String pSource, String pDest) {if (pValue == null || pSource == null || pDest == null)return;/** 记录pSource在pValue中的位置 */int intPos = 0;do {intPos = pValue.toString().indexOf(pSource);/** 没有找到pSource */if (intPos == -1)break;pValue.delete(intPos, intPos + pSource.length());pValue.insert(intPos, pDest);} while (true);}/*** @param args*/public static void main(String[] args) {System.out.println(numberToChinese(1230400567.8934));}}