ynw/utils/chineseNumber.js

export default function chineseNumber(n) {
  var fraction = ["角", "分"];
  var digit = ["零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"];
  var unit = [["元", "万", "亿"], ["", "拾", "佰", "仟"]];
  var head = n < 0 ? "负" : "";
  n = Math.abs(n);
  var s = "";
  for (var i = 0; i < fraction.length; i++) {
    s += (
      digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]
    ).replace(/零./, "");
  }
  s = s || "整";
  n = Math.floor(n);
  for (var i = 0; i < unit[0].length && n > 0; i++) {
    var p = "";
    for (var j = 0; j < unit[1].length && n > 0; j++) {
      p = digit[n % 10] + unit[1][j] + p;
      n = Math.floor(n / 10);
    }
    s = p.replace(/(零.)*零$/, "").replace(/^$/, "零") + unit[0][i] + s;
  }
  return (
    head +
    s
      .replace(/(零.)*零元/, "元")
      .replace(/(零.)+/g, "零")
      .replace(/^整$/, "零元整")
  );
}