For-3

A new way to use JavaScript for loop 
var i = 0;
var length = vehicles.length;var text = "";for (; i < length; ){ text += vehicles[i] + " "; i++; }

<!DOCTYPE html>
<html>
<head>
<title>Welcome to LearnKode - A code learning platform</title>
</head>   
<body>
  <p id="demo"></p>
<script>
var vehicles= ["Alto", "Zen", "Audi", "Swift"];
var i = 0;
var length = vehicles.length;
var text = "";
for (; i < length; ) {
    text += vehicles[i] + "<br>";
    i++;
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>

Output