JavaScript Can Change HTML Content and style For Beginners
JavaScript is one of the 3 languages all web developers must learn:
1. HTML to define the content of web pages
2. CSS to specify the layout of web pages
3. JavaScript to program the behavior of web pages
One of many JavaScript HTML methods is getElementById().
an HTML element (with id="change"), and changes the element content (innerHTML)
Changing the style of an HTML element, is a variant of changing an HTML attribute: