1. function toChinesNum(num){
2.     let changeNum = [‘零’, ‘一’, ‘二’, ‘三’, ‘四’, ‘五’, ‘六’, ‘七’, ‘八’, ‘九’]; //changeNum[0] = "零"
3.     let unit = ["", "十", "百", "千", "万"];
4.     num = parseInt(num);
5.     let getWan = (temp) => {
6.     let strArr = temp.toString().split("").reverse();
7.     let newNum = "";
8.     for (var i = 0; i < strArr.length; i++) {
9.       newNum = (i == 0 && strArr[i] == 0 ? "" : (i > 0 && strArr[i] == 0 && strArr[i – 1] == 0 ? "" : changeNum[strArr[i]] + (strArr[i] == 0 ? unit[0] : unit[i]))) + newNum;
10.     }
11.      return newNum;
12.    }
13.    let overWan = Math.floor(num / 10000);
14.    let noWan = num % 10000;
15.    if (noWan.toString().length < 4) noWan = "0" + noWan;
16.    return overWan ? getWan(overWan) + "万" + getWan(noWan) : getWan(num);
17. }

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