JavaScript Functions

Learn JavaScript Functions

Functions are a way to group a set of statements together and give them a name so that they can be reused later.

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Knowledge Check

Take this customized & interactive quiz to test your knowledge on JavaScript Functions, then check out the learning resources below.

Question 1 of 7

What are the JavaScript statements that define the function enclosed in?

Core Learning

The fastest way to learn JavaScript Functions is simply to study these exact resources. Focus on the 👀 to learn extra quickly and save time!

Function Declaration
Calling a function
Variable Scope
Function Parameters