SOURCE

var video = 1000
var otherVideo = video
otherVideo = 1000

console.log('video' ,video)
console.log('otherVideo' ,otherVideo)

var a = [2,3,4,5,5,7]
var itor = a.entries()

while(itor.next())
console 命令行工具 X clear

                    
>
console