In Primitive data types (i.e. Number, Boolean, String, etc.) the copying of variables is done in the form of copy by value.
Copy by value:
In primitive data types if we assign a variable to other variable, its data is passed to another variable and both of them refers to unidentical memory locations.
Before getting into the topic let us understand what is a composite data type.
Composite Data Types:
As the name suggests composite data types can hold collections of different data types.
Objects, Array, and Functions (which are eventually objects) are composite data types.
Variables that are assigned to these composite…
Window🗔:
The window interface represents a window containing a DOM document, it is a top-level hierarchy in javascript and consists of a number of objects in it as properties, and document and screen are one of the objects.
The document property points to the DOM document loaded in that window…
Objects:
Objects in JavaScript, just as in many other programming languages, can be compared to objects in real life. The concept of objects in JavaScript can be understood with real life, tangible objects.
In JavaScript, an object is a standalone entity, with properties and type. Compare it with a cup…
Nowadays everyone owns a Pc or a laptop for their work or just for Netflix and chill!
But Have you ever wonder what happens in the background when you type in a random URL in the address bar 🔍 of any web browser.
This is how it works after clicking the search button:
