Untitled

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>

<script id="jsbin-javascript">
for (i = 15; i >= 1; i --) {
    console.log(i);
}
</script>


<script id="jsbin-source-javascript" type="text/javascript">for (i = 15; i >= 1; i --) {
    console.log(i);
}
</script></body>
</html>