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js 数字金额转汉字

2016-05-27 10:57 495 查看

1.html页面

文件名：index.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title></title>
<script src="js/numbig.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<input type="text" name="" id="idNumber" value="" />

<input type="text" name="" id="idCHN" value="" style="width: 400px; font-size: 16px; border: 0px none; font-weight: 600; color: #983a2e;" />

<script type="text/javascript">
setInterval(function(){TransformNumberIntoCHN('idNumber','idCHN')},100);
</script>

</body>
</html>

2.js

文件名：numbig.js

// 将输入的数字金额转换成对应的中文大写金额
// idNumber输入的数字金额，idCHN输出的中文大写金额
function TransformNumberIntoCHN(idNumber, idCHN) {
var number = document.getElementById(idNumber).value;
if (!/^(0|[1-9]\d*)(\.\d{0,2})?$/.test(number)) {
document.getElementById(idCHN).value = "";
document.getElementById(idNumber).value = "";
return false;
}
var unit = "仟佰拾亿仟佰拾万仟佰拾元角分", str = "";
number += "00";
var point = number.indexOf('.');
if (point >= 0) {
number = number.substring(0, point) + number.substr(point + 1, 2);
}
unit = unit.substr(unit.length - number.length);
for (var i = 0; i < number.length; i++) {
str += '零壹贰叁肆伍陆柒捌玖'.charAt(number.charAt(i)) + unit.charAt(i);
}
if (str.replace(/零(仟|佰|拾|角)/g, "零").replace(/(零)+/g, "零").replace(/零(万|亿|元)/g, "$1").replace(/(亿)万|(拾)/g, "$1$2").replace(/^元零?|零分/g, "").replace(/元$/g, "元整") == "分")
document.getElementById(idCHN).value = "零元整";
//document.getElementById(idCHN).value = str.replace(/零(仟|佰|拾|角)/g, "零").replace(/(零)+/g, "零").replace(/零(万|亿|元)/g, "$1").replace(/(亿)万|壹(拾)/g, "$1$2").replace(/^元零?|零分/g, "").replace(/元$/g, "元整");
else document.getElementById(idCHN).value = str.replace(/零(仟|佰|拾|角)/g, "零").replace(/(零)+/g, "零").replace(/零(万|亿|元)/g, "$1").replace(/(亿)万|(拾)/g, "$1$2").replace(/^元零?|零分/g, "").replace(/元$/g, "元整");
}

3.效果图

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