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Learn JavaScript CLOSURES in 10 minutes! πŸ”’

Bro Code2023-11-24
javascript#javascript tutorial#javascript full course#javascript course#course#full course#web development#web developer#software engineer#software engineering#coding tutorial#learn to code#tutorial#html#css#closures#closure
10K views|7 months ago
πŸ’« Short Summary

The video explores closures in JavaScript, which involve functions defined within other functions to access variables and scope. Closures enable private variables and state maintenance, commonly used in JS libraries like React and Angular. Examples include creating a counter object and game score tracker, showcasing how closures encapsulate data within functions. The benefits of closures include encapsulating variables privately and maintaining the state of a variable.

✨ Highlights
πŸ“Š Transcript
✦
Explanation of closures in JavaScript.
00:13
Closures allow functions to access variables and scope of outer functions, enabling private variables and state maintenance.
Demonstrated with an example of an outer and inner function accessing variables within the outer function's scope.
Benefits of closures include encapsulating variables privately.
Closures maintain the state of a variable, preventing external access or changes.
✦
Highlights of closures in JavaScript.
04:34
Closures are used to create a counter object with increment and get count methods.
Closures retain variable states and allow access to variables within functions.
A game score tracker is created using closures with functions to increase and decrease the score.
Closures help in managing and encapsulating data within functions.
✦
Explanation of closures in JavaScript.
10:15
Closures are functions defined inside another function with access to the outer function's variables and scope.
Closures are frequently utilized in JS libraries such as React and Angular, particularly with function-based components.
The narrator showcases creating a game object with methods to manipulate the score, illustrating the practical application of closures.