Diksha Dhote dikshadhote

## index.html
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>Everyone has story to tell</title>
  <h1>Everyone has story to tell</h1>
</head>
<body>

## Scope of variable
var number = 4;
function test()
{
    if (number ==8) {
        var number = 16;
    }
  console.log(number );
}

test();

## case2.js
var number = 4;
function test()
{
   console.log(number );
}
test();

## IIFE.js
 var number = 4;
function test()
{
(function() {
    if (number ==8) {
       var number = 16;
    }
})();
   console.log(number );
}

## lexical environment
function outerFunc(){
var a=7;
function innerFunc(){
 console.log(a)
}
return innerFunc;
}

var output= outerFunc();
console.log(output);

## lexical environment2
function outerFunc(){
var a=7;
function innerFunc(){
 console.log(a)
}
a=100
return innerFunc;
}

var output= outerFunc();
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width">
	<title>Everyone has story to tell</title>
	<h1>Everyone has story to tell</h1>
	</head>
	<body>
	var number = 4;
	function test()
	{
	if (number ==8) {
	var number = 16;
	}
	console.log(number );
	}

	test();
	var number = 4;
	function test()
	{
	(function() {
	if (number ==8) {
	var number = 16;
	}
	})();
	console.log(number );
	}
	function outerFunc(){
	var a=7;
	function innerFunc(){
	console.log(a)
	}
	return innerFunc;
	}

	var output= outerFunc();
	console.log(output);