destructuring in js

arrays

[x,...y] = [1,2,3,4,5,6]

[1, 2, 3, 4, 5, 6]

x

1

y

[2, 3, 4, 5, 6]

 objects

var x2 = {name:"herby",amount:23423,happy:true,getStatus:function(){return this.name + (this.happy?" is happy":" isnt happy" )  }}

/with renaming variable

var {name:newname, getStatus:getit} = x2;

console.log(newname); //herby

console.log(getStatus); // function etc