const name = ´john´;
const age = ´30´;
const x = ´null´
…and so on. But it never show me in i visible way what it does, and how I use it in web-development when constructing a webpage.
Most developers use frameworks like Angular, React, or Vue for DOM manipulation but there is lots of information out there about using vanilla JS
This O’Reilly ‘exercise’ book was very helpful to me when I had the same questions:
Hope this helps,