代码实现

thousandthFormat (cellValue) {
	// 将输入的数字进行千分位展示  例如:78,321,879
  if (cellValue) {
    return Number(cellValue)
      .toFixed(2)
      .replace(/(\d)(?=(\d{3})+\.)/g, ($0, $1) => {
        return $1 + ','
      })
      .replace(/\.$/, '')
  }
}

代码实现

 moneyConvert (money) {
// 以万元为单位
   money = money * 10000
    //汉字的数字
   var cnNums = new Array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖");
   var cnIntRadice = new Array("", "拾", "佰", "仟"); //基本单位
   var cnIntUnits = new Array("", "万", "亿", "兆"); //对应整数部分扩展单位
   var cnDecUnits = new Array("角", "分", "毫", "厘"); //对应小数部分单位
   var cnInteger = "整"; //整数金额时后面跟的字符
   var cnIntLast = "元"; //整型完以后的单位
   var maxNum = 999999999999999.9999; //最大处理的数字
   var IntegerNum; //金额整数部分
   var DecimalNum; //金额小数部分
   var ChineseStr = ""; //输出的中文金额字符串
   var parts; //分离金额后用的数组，预定义
   var Symbol="";//正负值标记
   if (money == "") {
     return "";
   }

   money = parseFloat(money);
   if (money >= maxNum) {
     alert('超出最大处理数字');
     return "";
   }
   if (money == 0) {
     ChineseStr = cnNums[0] + cnIntLast + cnInteger;
     return ChineseStr;
   }
   if(money<0)
   {
     money=-money;
     Symbol="负 ";
   }
   money = money.toString(); //转换为字符串
   if (money.indexOf(".") == -1) {
     IntegerNum = money;
     DecimalNum = '';
   } else {
     parts = money.split(".");
     IntegerNum = parts[0];
     DecimalNum = parts[1].substr(0, 4);
   }
   if (parseInt(IntegerNum, 10) > 0) { //获取整型部分转换
     var zeroCount = 0;
     var IntLen = IntegerNum.length;
     for (var i = 0; i < IntLen; i++) {
       var n = IntegerNum.substr(i, 1);
       var p = IntLen - i - 1;
       var q = p / 4;
       var m = p % 4;
       if (n == "0") {
         zeroCount++;
       }
       else {
         if (zeroCount > 0) {
           ChineseStr += cnNums[0];
         }
         zeroCount = 0; //归零
         ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
       }
       if (m == 0 && zeroCount < 4) {
         ChineseStr += cnIntUnits[q];
       }
     }
     ChineseStr += cnIntLast;
     //整型部分处理完毕
   }
   if (DecimalNum != '') { //小数部分
     var decLen = DecimalNum.length;
     for (var i = 0; i < decLen; i++) {
       var n = DecimalNum.substr(i, 1);
       if (n != '0') {
         ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
       }
     }
   }
   if (ChineseStr == '') {
     ChineseStr += cnNums[0] + cnIntLast + cnInteger;
   } else if (DecimalNum == '') {
     ChineseStr += cnInteger;
   }
   ChineseStr = Symbol +ChineseStr;
   return ChineseStr
 }