荣耀 8.14
    image.png

    1.     const hmlsort = function (str) {
    2.       const high = ['b', 'd', 'f', 'h', 'k', 'l'];
    3.       const middle = ['a', 'c', 'e', 'i', 'm', 'n', 'o', 'r', 's', 't', 'u', 'v', 'w', 'x', 'z']
    4.       const low = ['g', 'j', 'p', 'q', 'y']
    5.       let strArr = str.split('');
    6.       let hig = [], mid = [], lo = [];
    7.       let len = strArr.length;
    9.       for (let i = 0; i < len; i++) {
    10.         if (high.includes(strArr[i])) {
    11.           hig.push(strArr[i]);
    12.         } else if (middle.includes(strArr[i])) {
    13.           mid.push(strArr[i])
    14.         }
    15.         else {
    16.           lo.push(strArr[i])
    17.         }
    18.       }
    19.       console.log(hig.length == 0 ? null : hig.sort().join(''));
    20.       console.log(mid.length == 0 ? null : mid.sort().join(''));
    21.       console.log(lo.length == 0 ? null : lo.sort().join(''));
    22.     }
    23.     hmlsort('cvjjap');

    2021.8.21
    有赞

    69f34f1a7ad5d713af2af9b7b2e61f6.jpg

    2. function formatPrice(price) {
    3.   const input = price.split('')
    4.   const len = input.length
    5.   let mat = ''
    6.   let res = ''
    8.   if(len < 5) {
    9.     mat = '元'
    10.     if(len<4) res=price+mat
    11.     else {
    12.       res = price.slice(0,1)+','+price.slice(1)+mat
    14.     }
    15.   }
    16.   if(len >= 5 && len < 9) {
    17.     mat = '万元'
    18.     price = Number(price.slice(0,len-4)+'.'+price.slice(len-4,len)).toFixed(2)
    19.     if(len < 8) {
    20.       res = price+mat
    21.     } else {
    22.       res = price.slice(0,1)+','+price.slice(1)+mat
    23.     }
    24.   }
    25.   if(len>=9) {
    26.     mat = '亿元'
    27.     price = Number(price.slice(0,len-8)+'.'+price.slice(len-8)).toFixed(2)
    28.     if(len<11) {
    29.       res = price+mat
    30.     } else {
    31.       let leftLen = len - 8
    32.       while(leftLen > 3) {
    33.         price = price.slice(0,leftLen-3)+','+price.slice(leftLen-3)
    34.         leftLen -= 3
    35.         res = price+mat
    36.       }
    37.     }
    38.   }
    39.   return res
    40. }
    42. console.log(formatPrice('12345678'))