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:

   <title>JavaScript for Loop</title>

<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/>");


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

javascript for loop

JavaScript Online Test

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