<script>
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("请输入小写金额！")
return ""
}
if (currencyDigits.match(/[^,.\d]/) != null) {
alert("小写金额含有无效字符！")
return ""
}
if ((currencyDigits).match(/^((\d{1,3}(,\d{3})*(.((\d{3},)*\d{1,3}))?)|(\d+(.\d+)?))$/) == null) {
alert("小写金额的格式不正确！")
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("金额过大，应小于1000亿元！")
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 = 0i <integral.lengthi++) {
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
}
// Process decimal part if there is:
if (decimal != "") {
for (i = 0i <decimal.lengthi++) {
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>
百度一下这种写好的js很多 随便选个就可以我帮你搜了个function Arabia_to_Chinese(Num){
for(i=Num.length-1i>=0i--)
{
Num = Num.replace(",","")
Num = Num.replace(" ","")
}
Num = Num.replace("￥","")
if(isNaN(Num)) {
alert("请检查小写金额是否正确")
return
}
part = String(Num).split(".")
newchar = ""
for(i=part[0].length-1i>=0i--){
if(part[0].length >10){ alert("位数过大，无法计算")return ""}
tmpnewchar = ""
perchar = part[0].charAt(i)
switch(perchar){
case "0": tmpnewchar="零" + tmpnewchar break
case "1": tmpnewchar="壹" + tmpnewchar break
case "2": tmpnewchar="贰" + tmpnewchar break
case "3": tmpnewchar="叁" + tmpnewchar break
case "4": tmpnewchar="肆" + tmpnewchar break
case "5": tmpnewchar="伍" + tmpnewchar break
case "6": tmpnewchar="陆" + tmpnewchar break
case "7": tmpnewchar="柒" + tmpnewchar break
case "8": tmpnewchar="捌" + tmpnewchar break
case "9": tmpnewchar="玖" + tmpnewchar break
}
switch(part[0].length-i-1){
case 0: tmpnewchar = tmpnewchar +"元" break
case 1: if(perchar!=0)tmpnewchar= tmpnewchar +"拾" break
case 2: if(perchar!=0)tmpnewchar= tmpnewchar +"佰" break
case 3: if(perchar!=0)tmpnewchar= tmpnewchar +"仟" break
case 4: tmpnewchar= tmpnewchar +"万" break
case 5: if(perchar!=0)tmpnewchar= tmpnewchar +"拾" break
case 6: if(perchar!=0)tmpnewchar= tmpnewchar +"佰" break
case 7: if(perchar!=0)tmpnewchar= tmpnewchar +"仟" break
case 8: tmpnewchar= tmpnewchar +"亿" break
case 9: tmpnewchar= tmpnewchar +"拾" break
}
newchar = tmpnewchar + newchar
}
if(Num.indexOf(".")!=-1){
if(part[1].length >2) {
part[1] = part[1].substr(0,2)
}
for(i=0i<part[1].lengthi++){
tmpnewchar = ""
perchar = part[1].charAt(i)
switch(perchar){
case "0": tmpnewchar="零" + tmpnewchar break
case "1": tmpnewchar="壹" + tmpnewchar break
case "2": tmpnewchar="贰" + tmpnewchar break
case "3": tmpnewchar="叁" + tmpnewchar break
case "4": tmpnewchar="肆" + tmpnewchar break
case "5": tmpnewchar="伍" + tmpnewchar break
case "6": tmpnewchar="陆" + tmpnewchar break
case "7": tmpnewchar="柒" + tmpnewchar break
case "8": tmpnewchar="捌" + tmpnewchar break
case "9": tmpnewchar="玖" + tmpnewchar break
}
if(i==0)tmpnewchar =tmpnewchar + "角"
if(i==1)tmpnewchar = tmpnewchar + "分"
newchar = newchar + tmpnewchar
}
}
while(newchar.search("零零") != -1)
newchar = newchar.replace("零零", "零")
newchar = newchar.replace("零亿", "亿")
newchar = newchar.replace("亿万", "亿")
newchar = newchar.replace("零万", "万")
newchar = newchar.replace("零元", "元")
newchar = newchar.replace("零角", "")
newchar = newchar.replace("零分", "")
if (newchar.charAt(newchar.length-1) == "元" || newchar.charAt(newchar.length-1) == "角")
newchar = newchar+"整"
return newchar
}
看了下没什么大问题
