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JavaScript loop through

                         

In this Tutorial we want to describe you a code that help you in understanding JavaScript loop through. We are using Java Script language as scripting language. The for loop execute and run the script till variable i  is less than  9.The document .write print the value of var i ,followed by a break line, again the for loop execute and run the script  after comparing  variable i and variable j in the loop and print the output as per condition.

 

 

 

 

javascript_array_loop_through.html

<html>
    <head>
        <h1>JavaScript loop through</h1>
        <title>JavaScript loop through</title>
        <script>
            for(var i = 1; i <= 9; i++){
                for(var j = 1; j <= i; j++){
                    document.write(i);
                }
                document.write("<br>");
            }
        </script>
    </head>
    <body>
        
    </body>
</html>

Output of the program

Download source code

                         

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