人民币数字转换成大写形式- Javascript

当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 人民币数字转换成大写形式

Javascript: JS暴虐查找法简洁版; JavaScript数组问题解决的多种方法; 比较炫的图片播放器 js 焦点效果代码; js iframe网站后台左右收缩型页面脚本; javascript完美随机广告代码; 北京奥运会倒计时代码; javascript 数据结构的题; js停止输出代码; 兼容多浏览器的字幕特效Marquee的通用js类; IE8 引入跨站数据获取功能说明; javascript 支持ie和firefox杰奇翻页函数; js添加删除行和双击变文本框的脚本; JavaScript 版本自动生成文章摘要; 用js遍历 table的脚本; 用JavaScript实现UrlEncode和UrlDecode的脚本代码; css把超出的部分显示为省略号的方法兼容火狐; javascript IE中的DOM ready应用技巧; js退弹 IE关闭时弹出广告代码,可以防止屏蔽; js类中的公有变量和私有变量; 兼容firefox的给每一个onClick再附加一个事件

No. « ‹ 104 105 106 107 › »

技术文章搜索

关键字

Javascript 中的人民币数字转换成大写形式

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-09-12 浏览: 238 ::

收藏到网摘: n/a

用javascript获取地址栏参数改进：论坛UBB代码自动插入方式

运用了正则表达式的功能，除了可以正确的转换成人民币的大写形式以外，还可以判断输入的形式是否正确有效。

点击运行可以看到效果:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="gb2312"> <head> <title>将人民币数字转换成大写形式</title> <script language="jscript">
function convertCurrency(currencyDigits) {
// Constants: var MAXIMUM_NUMBER = 99999999999.99; // Predefine the radix characters and currency symbols for output: var CN_ZERO = "零"; var CN_ONE = "壹"; var CN_TWO = "贰"; var CN_THREE = "叁"; var CN_FOUR = "肆"; var CN_FIVE = "伍"; var CN_SIX = "陆"; var CN_SEVEN = "柒"; var CN_EIGHT = "捌"; var CN_NINE = "玖"; var CN_TEN = "拾"; var CN_HUNDRED = "佰"; var CN_THOUSAND = "仟"; var CN_TEN_THOUSAND = "万"; var CN_HUNDRED_MILLION = "亿"; var CN_SYMBOL = "人民币"; var CN_DOLLAR = "元"; var CN_TEN_CENT = "角"; var CN_CENT = "分"; var CN_INTEGER = "整";
// Variables: 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;
// Validate input string: currencyDigits = currencyDigits.toString(); if (currencyDigits == "") { alert("Empty input!"); return ""; } if (currencyDigits.match(/[^,.\d]/) != null) { alert("Invalid characters in the input string!"); return ""; } if ((currencyDigits).match(/^((\d{1,3}(,\d{3})*(.((\d{3},)*\d{1,3}))?)|(\d+(.\d+)?))$/) == null) { alert("Illegal format of digit number!"); return ""; }
// Normalize the format of input digits: currencyDigits = currencyDigits.replace(/,/g, ""); // Remove comma delimiters. currencyDigits = currencyDigits.replace(/^0+/, ""); // Trim zeros at the beginning. // Assert the number is not greater than the maximum number. if (Number(currencyDigits) > MAXIMUM_NUMBER) { alert("Too large a number to convert!"); return ""; }
// Process the coversion from currency digits to characters: // Separate integral and decimal parts before processing coversion: parts = currencyDigits.split("."); if (parts.length > 1) { integral = parts[0]; decimal = parts[1]; // Cut down redundant decimal digits that are after the second. decimal = decimal.substr(0, 2); } else { integral = parts[0]; decimal = ""; } // Prepare the characters corresponding to the digits: 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); // Start processing: outputCharacters = ""; // Process integral part if it is larger than 0: 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]; } } outputCharacters += CN_DOLLAR; } // Process decimal part if there is: if (decimal != "") { for (i = 0; i < decimal.length; i++) { d = decimal.substr(i, 1); if (d != "0") { outputCharacters += digits[Number(d)] + decimals[i]; } } } // Confirm and return the final output string: if (outputCharacters == "") { outputCharacters = CN_ZERO + CN_DOLLAR; } if (decimal == "") { outputCharacters += CN_INTEGER; } outputCharacters = CN_SYMBOL + outputCharacters; return outputCharacters;
} </script> </head> <body> <input id="Digits" type="text" name="Digits" size="20" /> <input id="Convert" type="button" value="Convert" name="Convert" onclick="Result.value = convertCurrency(Digits.value);" /> <input id="Result" type="text" name="Result" size="60" />
</body>
</html>

[Ctrl+A 全选提示:你可先修改部分代码,再按运行]

用javascript获取地址栏参数改进：论坛UBB代码自动插入方式

Javascript 中的 人民币数字转换成大写形式

评论 (0) All

Javascript 中的人民币数字转换成大写形式