Expert Developer JavaScript Interview Question:
What are the various functional components in JavaScript?
Submitted by: AdministratorThe different functional components in JavaScript are-
First-class functions:
Functions in JavaScript are utilized as first class objects. This usually means that these functions can be passed as arguments to other functions, returned as values from other functions, assigned to variables or can also be stored in data structures.
Nested functions:
The functions, which are defined inside other functions, are called Nested functions. They are called 'everytime' the main function is invoked.
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First-class functions:
Functions in JavaScript are utilized as first class objects. This usually means that these functions can be passed as arguments to other functions, returned as values from other functions, assigned to variables or can also be stored in data structures.
Nested functions:
The functions, which are defined inside other functions, are called Nested functions. They are called 'everytime' the main function is invoked.
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