Mock.js randomly selects n items from the array to form a new array.

seems to only cycle n times group? How to randomly select n items from a known array to form a new array?

Mock.js javascript

Jun.24,2021

Let a function return the desired array as a function

use @ shuffle
`Mock.mock ({

new_arr: '@shuffle([1, 2, 3, 4, 5], 2, 4)'

}) `

reference link:

Mock.Random.extend({
     constellations: [
         { image: "../../images/shopDetail/df1.png", name: "" },
         { image: "../../images/shopDetail/df2.png", name: "WIFI" },
         { image: "../../images/shopDetail/df3.png", name: "" },
         { image: "../../images/shopDetail/df4.png", name: "" }
     ], 
     //tags
     tags: function (date){
        //2
        //return this.pick(this.constellations, 2)
        //2-4
        return this.pick(this.constellations, 2, 4)
    }, 
 })

data placeholder DPD
use @ tags

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Mock.js javascript html5

May.29,2021

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b308ed-2bd08.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b308ed-2bd08.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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