index.html
354 Bytes
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<script>
var ast = "";
for (var i = 1; i <= 5; i++) {
ast = "";
for (var j = 0; j < i; j++) {
ast += "*";
}
document.write(ast);
document.write("<br/>");
}
</script>
</body>
</html>