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JavaScript JavaScript and the DOM (Retiring) Responding to User Interaction Delaying Execution with setTimeout()

Passing functions to functions as Arguments

I still dont understand the Concept of passing functions to functions as parameters and why is useful ??! could someone help please!!

1 Answer

Martin Coutts
Martin Coutts
18,154 Points

A callback function is the code block you want your method to โ€œcallbackโ€ to. So after the 3000 milliseconds the code inside the function will execute, for example logging something to the console. This gets used a lot in other languages as well. Hope this helped.