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Understanding Closures in JavaScript: A Comprehensive Guide

Tutorial August 30, 2024
javascript

  • Encapsulate private data: Closures can help you create data that cannot be accessed directly from outside the function.
  • Create factory functions: Closures can generate functions with specific behaviors or data preloaded.
  • Maintain state across function calls: Closures allow you to maintain and manipulate the state of variables across multiple function calls.

To understand how closures work, let's start with a simple example: