If statement

If- In this type of statement if the condition is true then the written statement will get executed otherwise nothing will happen.

E.g.1

<html> 

<head> 

<title>If Statement</title> 

<script language="javascript">

var age=prompt("Enter Your Age");

if(age > 17)

{

alert("Qualified for voting")

}

</script>

</head> 

<body>

Are you qualified for voting? 

</body> 

</html>

E.g.2

<html> 

<head> 

<title>If Statement</title> 

</head> 

<body>

Are you qualified for voting? 

<form>

Enter you age:<input type="text" name="usrage">

<input type="button" onclick="check(this.form)" value="Check">

</form>

<script language="javascript">

function check(form)

{

if(form.usrage.value > 17)

{

alert("Qualified for voting")

}

}

</script>

</body> 

</html>

Check Output:
Enter age value greater than 17 to get result otherwise you will not get any response
If Statement Are you qualified for voting?
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