JavaScript Callback Function — 0 to hero

Photo by Irvan Smith on Unsplash

Let’s look at a higher-order function, Callback functions. In JS functions are first-class objects which means they can be used in first class manner like an object (string, numbers, array etc.). They can be passed as an argument in a function, or stored in a variable, returned from a function or created within function.

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Chitru Shrestha

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