difference in var let and const
var:
* hoisted(global scope)
* function scope
let:
* block scope
* reassignable
* not redeclarable
const:
* block scope
* not reassignable
* not redeclarabledifference in var let and const
var:
* hoisted(global scope)
* function scope
let:
* block scope
* reassignable
* not redeclarable
const:
* block scope
* not reassignable
* not redeclarableconst let var
var greeter;
console.log(greeter); // greeter is undefined
greeter = "say hello"const let var
var makes real ice cubes that rattle around in New York
let makes real ice cubes in Manhatten
const is like let but the ice cubes never change because they are plasticCopyright © 2021 Codeinu
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