JavaScript provides different ways to display output on a webpage or in the browser.

1.  innerHTML:

Used to display content inside an HTML element.

<p id="demo"></p>

<script>
document.getElementById("demo").innerHTML = "Hello JavaScript";
</script>

2. document.write():

Used to write content directly to the webpage.

document.write("Hello JavaScript");

3. alert():

Used to show a popup message box.

alert("Hello JavaScript");

4. console.log():

Used to display output in the browser console.

console.log("Hello JavaScript");