es6 键和值(key:value)相同的时候只用写一个

    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 name="zhang";
    11.         var age = 19;
    12.         // es6  键和值(key:value)相同的时候只用写一个
    13.         var obj ={
    14.             name,age
    15.         }
    16.         console.log(obj)
    17.     </script>
    18. </body>
    19. </html>

    1.PNG