Static keyword In JavaScript | Static Variables & Methods Explained | QA Thoughts
Dive deep into the Static Keyword in JavaScript. Learn how to use static variables and methods to write memory-efficient code and better object-oriented programs. Static variables and method can be called directly from the class, without creating an object for the class.
We explain the difference between static and non-static members, how to access them without creating objects, and why they are crucial for memory management in large applications.
In This Video, You Will Learn:
What is the 'static' keyword in JavaScript (ES6 Classes)?
How to call methods directly from a class without 'new' keyword.
The difference between Static vs. Non-Static variables.
How static properties save memory by allocating only once.
*Timestamps:*
00:00 Introduction to Static Keyword
00:47 Memory Efficiency: How Static Saves RAM
01:17 Difference between Static and Const
02:10 Create Multiple Objects for Same Class
03:40 Create Static Method and Static Variable
04:26 Difference: Non-Static vs. Static Method Calls
05:08 Summary of Benefits
Key Takeaway:
Static members belong to the class itself, not the individual objects. This allows you to create utility functions and constants that are shared across all instances, saving memory and improving performance.
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Please watch below videos to get better understanding on OOPS Concepts.
Class in JS:
• Class In JavaScript | How to Use Class and...
Object in JS:
• JavaScript Objects Tutorial: Create, Updat...
Function in JS:
• JavaScript Functions Tutorial: Parameters,...
Inheritance in JS:
• Inheritance In JavaScript | OOP | Class in...
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