How to convert array to string in vue.js

vue.js method to convert array to string: [var authority= ['1','2'];let permission = authority.join(",");console.log(permission )] .

The operating environment of this article: windows10 system, vue.js 2.9, thinkpad t480 computer.

vue.js implements mutual conversion between arrays and strings. The specific code is as follows:

Array to string

var  authority= ['1','2'];
let permission = authority.join(",");
console.log(permission )//1,2

String to array

var a='1,2'
a.split(',')
console.log(a)// ["1", "2"]

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