1. <!DOCTYPE html>
    2. <html lang="en">
    3. <head>
    4.     <meta charset="UTF-8">
    5.     <meta name="viewport" content="width=device-width, initial-scale=1.0">
    6.     <title>Document</title>
    7. </head>
    8. <body>
    9.     <script>
    10.         var students = [
    11.             {name:"zhang",age:20},
    12.             {name:"li",age:18},
    13.             {name:"wang",age:9},
    14.             {name:"chen",age:14}
    15.         ]
    16.         /*
    17.         根据年龄升序
    18.         根据年龄降序
    19.         */
    20.         var result = students.sort((a,b)=>{
    21.             return a["age"]-b["age"]
    22.         })
    23.         console.log(result)
    24.     </script>
    25. </body>
    26. </html>

    1.PNG