(soothing music)
-: So you already know that functions
are one of the most fundamental building blocks
of any JavaScript program.
And so let's now turn our attention back to functions
because there is actually a lot
that we don't know yet about functions.
So in this section, we're gonna study
some quite advanced topics, such as higher order functions
to bind method and also closures.
And once again, it's crucial that you understand
these topics before moving on to future sections.
So make sure to follow this one all the way to the end.
(upbeat music)