Function Expressions

functionExpressions.js

"use strict";

``

var a = 2;

(function foo(){ // <-- insert this
var a = 3;
console.log( a ); // 3

})(); // <-- and this


console.log( a ); // 2



var a = 2;

(function foo(){ // <-- insert this
var a = 3;
console.log( a ); // 3

})(); // <-- and this


console.log( a ); // 2



(function test(){
  a = 10
  console.log(a)
})()


(function IIFE(secondFunction){
    secondFunction('some global' )
  })(function secondFunction(global){
    var a = 3;
    console.log(a);
    console.log(global)
});