js 將頁面小寫金額轉換成大寫金額
阿新 • • 發佈:2018-12-30
function changeChineseNumber(num) { if (isNaN(num) || num > Math.pow(10, 12)) return "" var cn = "零壹貳叄肆伍陸柒捌玖" var unit = new Array("拾百千", "分角") var unit1= new Array("萬億", "") 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($1)+unit[index].charAt(start--%4 ? start%4 : -1) }) return num } for (var i=0; i<numArray.length; i++) { var tmp = "" for (var j=0; j*4<numArray[i].length; j++) { var strIndex = numArray[i].length-(j+1)*4 var str = numArray[i].substring(strIndex, strIndex+4) var start = i ? 2 : str.length-1 var tmp1 = toChinese(str, i) tmp1 = tmp1.replace(/(零.)+/g, "零").replace(/零+$/, "") 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]+"整" return numArray[0]+numArray[1] }