how to check whether the object/ variable value is undefined or null using if-else, logical or operator, nullish coalescing operator
One of the most basic problems encountered by beginners is checking whether the object/ variable value is undefined or null and then proceeding with some logic accordingly.
Many times you are given APIs in which the response is not constant. In such situation, you need to check for undefined and null values.
Before jumping onto the important part. Let's first understand
This article will walk you through the concepts you would need to know to step into the world of widely used ReactJS.
What is PHP: - Who invented PHP, how it works, answers to all such questions about PHP, and much other information, you are going to