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Scope is a programming concept that defines the accessibility of variables and functions within a program. The scope determines where a variable or function can be accessed and modified within the program. In JavaScript, there are two types of scope: global scope and local scope. Global scope refers to variables and functions that are accessible from anywhere in the program, while local scope refers to variables and functions that are only accessible within a specific block or function. Understanding scope is important in writing maintainable and bug-free code. If you’re looking to learn more about scope and its applications in programming, our collection of scope tutorials and resources can help you get started.
Knowing how to use closure in Javascript enables you to create functions that have access to variables outside of their own scope. This means that you can create more efficient and modular code that is easier to read and maintain.…
