js金额转换单位万元，亿

export function million(value) {
  if (!value) return 0;
  if (typeof value == 'string') {
    value = Number(value);
  }
  let unit = '';
  const k = 10000;
  const sizes = ['', '万元', '亿'];
  let i;
  if (value < k) {
    return value + '元';
  } else {
    i = Math.floor(Math.log(value) / Math.log(k)); // 单位下标
    value = value / Math.pow(k, i);
    value = (parseInt(value * 100) / 100).toFixed(2);
    unit = sizes[i];
  }
  return value + unit || 0;
}