Screencast: call and apply

In this 7 minute screencast I discuss the usages of the call and apply methods within JavaScript.

JavaScript: call and apply from The JavaScript Playground on Vimeo.

Source code:

The methods are really useful when you need to invoke a method and have total control over the scope in which it is called. This is something that personally really confused me when I was learning, so I hope this helps some people. If you are still confused, please leave a comment and I will get back to you.



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Headshot of Jack Franklin

Jack is JavaScript and React developer in London. He's also a keen Elm enthusiast, conference speaker and tweets far too often.