var convertNumberToChinese = function(num) {
if (!/^\d*(\.\d*)?$/.test(num)) {
alert("Number is wrong!");
return "Number is wrong!";
}
var AA = ["零", "一", "二", "三", "四", "五", "六", "七", "八", "九"];
var BB = ["", "十", "百", "千", "万", "亿", "点", ""];
var a = ("" + num).replace(/(^0*)/g, "").split("."),
k = 0,
re = "";
for (let i = a[0].length - 1; i >= 0; i--) {
switch (k) {
case 0:
re = BB[7] + re;
break;
case 4:
if (!new RegExp("0{4}\\d{" + (a[0].length - i - 1) + "}$").test(a[0])) re = BB[4] + re;
break;
case 8:
re = BB[5] + re;
BB[7] = BB[5];
k = 0;
break;
default:
break;
}
if (k % 4 === 2 && a[0].charAt(i + 2) !== 0 && a[0].charAt(i + 1) === 0) re = AA[0] + re;
if (a[0].charAt(i) !== 0) re = AA[a[0].charAt(i)] + BB[k % 4] + re;
k++;
}
if (a.length > 1) {
//加上小数部分(如果有小数部分)
re += BB[6];
for (let i = 0; i < a[1].length; i++) re += AA[a[1].charAt(i)];
}
//替换所有无用汉字，直到没有此类无用的数字为止
while (re.search("零零") != -1 || re.search("零亿") != -1 || re.search("亿万") != -1 || re.search("零万") != -1) {
re = re.replace("零亿", "亿");
re = re.replace("亿万", "亿");
re = re.replace("零万", "万");
re = re.replace("零零", "零");
}
//替换以“一十”开头的，为“十”
if (re.indexOf("一十") == 0) {
re = re.substr(1);
}
//替换以“零”结尾的，为“”
if (re.lastIndexOf("零") == re.length - 1) {
re = re.substr(0, re.length - 1);
}
return re;
};
例子如下：
console.png
欢迎指正交流。。。
