For let and const , they are hoisted but not initialized, leading to a "Temporal Dead Zone" (TDZ) where accessing them before declaration results in a ReferenceError .
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A function's ability to access variables from its parent scope based on where that function was physically written in the source code. happy rawat javascript interview questions pdf free upd
Currying transforms a function that takes multiple arguments into a sequence of functions that each take a single argument. It can be implemented using closures or bind . javascript For let and const , they are hoisted
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: Learn how JavaScript automatically converts values between types during operations (e.g., adding a string to a number).