Anonymous Function

A function without a name is know as Anonymous function :)

function (){    console.log("dndbnldbndbnl");}

they are used in a placed where function are used as an value.

Named function Expression

var b = function xyz() {  console.log("i was called");};b(); //this will runxyz(); // this won't

Prams v/s Aguments

// params

var b = function (params1, params2) {  // here params1 and params 2 are the local varibles :)
  console.log("these are paramaters");};
//arguments are which we will pass over here..b(1, 2);

first class functions

The ability of passing functions as arguments or parameters is know as first class functions when they are treated as values

functions are first class citizens