Undefined Variable in JavaScript

Published: 06 June 2022
on channel: LevelUp Tok
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2

Undefined variables are those that are declared in the program but have not been given any value. If the program tries to read the value of an undefined variable, an undefined value is returned.

Frequently Asked :-
1) What is Undefined Variables in JavaScript.
2) Undefined Variables
3) Undefined Variables in Javascript
4) Explain Undefined Variables
5) Undefined Variables Scope in Javascript.


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