Difference between undefined and null is undefined means a variable has been declared but has not yet been assigned a value, where null is an… Read More »Difference between undefined and null in JavaScript | Example code
Use the qualities of the abstract equality operator to find the undefined or null variable in JavaScript. Therefore we use == and only compare to… Read More »JavaScript if not undefined or null | Example code
JavaScript null represents the intentional absence of any object value. Simple null means the absence of a value. You can assign null to a variable… Read More »What is null in JavaScript | Basics
Let’s first discuss JavaScript null vs undefined basic, then we will do example code. in JavaScript null means the intentional absence of the value. It… Read More »JavaScript null vs undefined | Basics