Is it safe to use ES6?
Is OO programming dead?
Object-oriented programming (OOP) has gone through the mill of being adored, to suddenly hated by the masses. While it’s hard to discern how much of that love, hate, and intensity is fake news, the verdict is that the idea of object-oriented is not dead. The issue isn’t object-oriented itself.
The ValidationError class doesn’t need an explicit constructor, because it doesn’t need to do any custom initialization. The default constructor then takes care of initializing the parent Error from the argument it is given. There can be only one special method with the name ” constructor ” in a class.
Classes are a template for creating objects. They encapsulate data with code to work on that data. Classes in JS are built on prototypes but also have some syntax and semantics that are not shared with ES5 class-like semantics.
What is JSON language?
Should I use classes or prototypes?
Why should we use ES6 classes?
If you do use constructor functions, there are some benefits to class : The syntax is simpler and less error-prone. It’s much easier (and again, less error-prone) to set up inheritance hierarchies using the new syntax than with the old.
Could you explain the difference between ES5 and ES6?
Difference between ES5 and ES6 :
|5.||It has a lower performance as compared to ES6.||It has a higher performance than ES5.|
Why do we need ES6?