Creating a callback function in JavaScript requires a few steps. Firstly, you should define the callback function as a regular function, an anonymous function, or an arrow function. You can opt to ...

Unlike a function declaration, there's no function name in front of the (). Note, however, that if we don't assign a name to the function, we have no way to call it. We lose acces ...

Try it out in the browser console: JavaScript exhibits "function-level" scope. This means that if a function is defined inside another function, the inner function has access to all the parameters of, ...