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JavaScript for Loop



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The for loop in JavaScript is used to execute a block of code or group of statements multiple times based on the given/particular condition.

Here is the general form to use for loop in JavaScript:

for(initialization; condition-checker; incrementation)
{
	// block of code, to be executed here
}

Here is the explanation:

JavaScript for Loop Example

Here is an example illustrates how to use for loop in JavaScript:

<!DOCTYPE HTML>
<html>
<head>
	<title>JavaScript for Loop</title>
</head>
<body>

<h3>JavaScript for Loop Example</h3>
<script type="text/javascript">
	
	var num = 2;
	document.write("Printing the table of " + num + "<br/>");
	var i;
	for(i=1; i<=10; i++)
	{
		document.write(num*i + "<br/>");
	}
	document.write("Done!");
	
</script>

</body>
</html>

Here is the sample output of the above for loop example in JavaScript:

javascript for loop

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