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>
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Output of the program
Download
source code

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