ExtJs6 将小写数字金额转换成人民币大写金额

lowMoneyToUp : function(money){//小写数字金额
     var u = App.base.Utils,
         cnNums = new Array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"),
         cnIntRadice = new Array("", "拾", "佰", "仟"), //基本单位
         cnIntUnits = new Array("", "万", "亿", "兆"), //对应整数部分扩展单位
         cnDecUnits = new Array("角", "分", "毫", "厘"), //对应小数部分单位
         cnInteger = "整", //整数金额时后面跟的字符
         cnIntLast = "圆", //整型完以后的单位
         maxNum = , //最大处理的数字
         IntegerNum, //金额整数部分
         DecimalNum,//金额小数部分
         ChineseStr = "", //输出的中文金额字符串
         parts; //分离金额后用的数组，预定义
      if(!!money)
         money = parseFloat(money);
      else
        return "";
      if (money >= maxNum) {
        u.toast('超出最大处理数字');
        return "";
      }
      if (money == ) {
        ChineseStr = cnNums[] + cnIntLast + cnInteger;
        return ChineseStr;
      }
      money = money.toString(); //转换为字符串
      if (money.indexOf(".") == -) {
        IntegerNum = money;
        DecimalNum = '';
      } else {
        parts = money.split(".");
        IntegerNum = parts[];
        DecimalNum = parts[].substr(, );
      }
      if (parseInt(IntegerNum, ) > ) { //获取整型部分转换
        var zeroCount = ,
            IntLen = IntegerNum.length;
        for (var i = ; i < IntLen; i++) {
          var n = IntegerNum.substr(i, );
          var p = IntLen - i - ;
          var q = p / ;
          var m = p % ;
          if (n == "0") {
            zeroCount++;
          } else {
            if (zeroCount > ) {
              ChineseStr += cnNums[];
            }
            zeroCount = ; //归零
            ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
          }
          if (m ==  && zeroCount < ) {
            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 = ; i < decLen; i++) {
          var n = DecimalNum.substr(i, );
          if (n != '0') {
            ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
          }
        }
      }
      if (ChineseStr == '') {
        ChineseStr += cnNums[] + cnIntLast + cnInteger;
      } else if (DecimalNum == '') {
        ChineseStr += cnInteger;
      }
      return ChineseStr;//返回大写人民币金额
}