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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>JS- anonymous funcations</title>
</head>
<body>
<h1>Javascript anonymous funcations</h1>
<script>
var hello= function() { document.writeln('<br>Iam a Anonymous Function')};
hello(); // invoke Anonymous Function
var mul=function(a,b) {document.writeln('<br>Anonymous Function with Parameters');
document.writeln('<br>The Multipliation of 2 nos is : ' + (a*b));
};
mul(10,2);// invoke Anonymous Function
var sqr=function(a) {
document.writeln('<br> Anonymous Function with Return Parameters');
return a*a;
};
let result=sqr(10);
document.write('<br>The Square of a Number is :'+result);
/* Passing Anonymous functions as Arguments to another function */
var nums =[2,3,4];
var doublenums=nums.map(function(n){ return n*2});
document.write('<br>'+doublenums);
//setTimeout(function(){ alert('Hello after 2 Seconds')},2000);
// setTimeout(test(),2000);
function test()
{
alert('Thank you');
}
function getMyDesignation(desig)
{
return desig();
}
document.write("<br>"+getMyDesignation(function()
{ return "Iam a Trainee";}));
</script>
</body>
</html>