人民币工具类详解编程语言

var integral; // Represent integral part of digit number. var decimal; // Represent decimal part of digit number. var outputCharacters; // The output result. var parts; var digits, radices, bigRadices, decimals; var zeroCount; var i, p, d; var quotient, modulus; // 校验输入字符串: currencyDigits = currencyDigits.toString(); if (currencyDigits == "") { alert("不能为空。"); return false; if (currencyDigits.match(/[^,./d]/) != null) { alert("请输入数字。"); return ; if ((currencyDigits).match(/^((/d{1,3}(,/d{3})*(.((/d{3},)*/d{1,3}))?)|(/d+(./d+)?))$/) == null) { alert("请输入正确数字。"); return false; // 将输入数字的格式标准化 currencyDigits = currencyDigits.replace(/,/g, ""); // Remove comma delimiters. currencyDigits = currencyDigits.replace(/^0+/, ""); // Trim zeros at the beginning. // 超出了最大数字转换 if (Number(currencyDigits) MAXIMUM_NUMBER) { alert("超出了最大数字转换。"); return false; //处理货币数字到字符的转换 // 将积分部分和小数部分分开 parts = currencyDigits.split("."); if (parts.length 1) { integral = parts[0]; decimal = parts[1]; // 小数保留2位. decimal = decimal.substr(0, 2); } else { integral = parts[0]; decimal = ""; // 准备数字对应的字符 digits = new Array(CN_ZERO, CN_ONE, CN_TWO, CN_THREE, CN_FOUR, CN_FIVE, CN_SIX, CN_SEVEN, CN_EIGHT, CN_NINE); radices = new Array("", CN_TEN, CN_HUNDRED, CN_THOUSAND); bigRadices = new Array("", CN_TEN_THOUSAND, CN_HUNDRED_MILLION); decimals = new Array(CN_TEN_CENT, CN_CENT); //开始处理 outputCharacters = ""; // 处理整数部分 if (Number(integral) 0) { zeroCount = 0; for (i = 0; i integral.length; i++) { p = integral.length - i - 1; d = integral.substr(i, 1); quotient = p / 4; modulus = p % 4; if (d == "0") { zeroCount++; } else { if (zeroCount 0) { outputCharacters += digits[0]; zeroCount = 0; outputCharacters += digits[Number(d)] + radices[modulus]; if (modulus == 0 zeroCount 4) { outputCharacters += bigRadices[quotient]; zeroCount = 0; outputCharacters += CN_DOLLAR; // 处理小数部分 if (decimal != "") { for (i = 0; i decimal.length; i++) { d = decimal.substr(i, 1); if (d != "0") { outputCharacters += digits[Number(d)] + decimals[i]; // 确认并返回处理结果 if (outputCharacters == "") { outputCharacters = CN_ZERO + CN_DOLLAR; if (decimal == "") { outputCharacters += CN_INTEGER; outputCharacters = CN_SYMBOL + outputCharacters; return outputCharacters; }

原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/18084.html

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