Practice Javascript Functions Tutorial
Learn the basics of JavaScript functions in this tutorial! Explore arrow and anonymous functions, closures, callbacks, and how to create and call functions with parameters and return values. Understand their importance in functional programming and practice with real-life examples.
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Skill level
EASY
Time to complete
5 hours
Access
Free
Prerequisites
None
<span style="font-weight: 700;"><span><span style="font-size: 1.5rem;">About this exercise</span></span></span>
About this exercise
Syllabus
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Welcome to JavaScript Function Exercises!
Practice calling functions, selecting methods to sort arrays, using ES6 arrow functions, and constructing functions with parameters.
Hello World
Practice using console.log() to print "Hello World" to the console and experiment with other messages.
What is a Function?
Learn what a function is and how to declare and use one. Then practice by calculating the sum of two large numbers.
Calling a Function
Practice calling a function by creating three variables that store the result of calculateArea with different length and width values.
Defining VS Calling a Function
Practice defining a function called multi that takes two numbers and returns their product. Learn the syntax for defining and calling functions.
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