# How do we use function literal to define a function in JavaScript?

JavascriptWeb DevelopmentFront End Technology

JavaScript 1.2 introduces the concept of function literals, which is another new way of defining functions. A function literal is an expression that defines an unnamed function.

## Example

You can try the following example to implement functional literals in JavaScript

Live Demo

<html>
<head>
<script>
<!--
var func = function(x,y){ return x*y };
function secondFunction(){
var result;
result = func(10,20);
document.write ( result );
}
//-->
</script>
</head>

<body>
<p>Click the following button to call the function</p>
<form>
<input type="button" onclick="secondFunction()" value="Call Function">
</form>
<p>Use different parameters inside the function and then try...</p>
</body>
</html>
Published on 07-Feb-2018 11:50:12
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