Difference between GetType() and typeof()

Question

Why provide Microsoft two different methods for single work

Answer 1

Read:
https://stackoverflow.com/questions/11312111/when-and-where-to-use-gettype-or-typeof

https://stackoverflow.com/questions/983030/type-checking-typeof-gettype-or-is

Answer 2

First of all, Typeof is not a function. It is a keyword which is used to define the type.
While GetType() is used to get the datatype of a particular object. It can be used only on the object of a class.

For further learning, you can refer the following link.
https://www.c-sharpcorner.com/blogs/difference-between-typeof-and-gettype-methods1