What is closure in JavaScript and why is it useful?
Posted On: May 31, 2021
A closure in JavaScript is known as JavaScript closure. It makes it possible for a function to have "private" variables. JavaScript closure is used to control what is and isn't in scope in a particular function, along with which variables are shared between sibling functions in the same containing scope.
Related Questions
Subscribe Our NewsLetter
Never Miss an Articles from us.
Recent Articles
Featured Categories
- Common Interview Questions
- Python Flask Interview Questions
- NoSQL Interview Questions
- jQuery Interview Questions
- C Programming Interview Questions
- AngularJs Interview Questions
- Node JS Interview Questions
- JavaScript Interview Questions
- Core Java Interview Questions
- HTML Interview Questions
- Laravel Interview Questions
- Wordpress Interview Questions
- PHP Interview Questions
JavaScript Closure Interview Questions
Enlist list advantages of closures in JavaScript?
There are several advantages of using closures in JavaScript. Some of them are:Closure enables the use of nested functions that are used to get the values created in the execution context of that ...
JavaScript Closure Interview Questions
What is difference between Closure and scope?
Whenever you create a function within another function, then the inner function is closure. This closure is usually returned so you can use the outer function’s variables at a later time. Wherea...
JavaScript Closure Interview Questions
What is deep copy in JavaScript?
A Deep copy is a process in which the copying process occurs recursively which means all of the values of the new variable are copied and disconnected from the original variable....