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Variables (let (value (can change), scoope (local (block)), non…
Variables
let
non-redeclerable
value
can change
scoope
local
block
temporal deadzone
var
redeclerable
scoope
local
function
global
sporadic use
const
object
value
can change
prevent change
Object.freeze()
prevent change
reference
can't change
scoope
local
block
temporal dead zone