lobito's questions

What is the difference between enum(Enum Classes) and sealed(Sealed Classes). And when it is advisable to use them.

enum class Direction {
    NORTH, SOUTH, WEST, EAST
}

sealed class Direction {
    class NORTH
    class SOUTH
    class WEST
    class EAST
}

When to use an arrow function in JavaScript?

() => { console.log('test'); }

function() { console.log('test'); }