In c#, this keyword is used to refer to the current instance of a class, and by using this
keyword, we can pass a current instance of the class as a parameter to the other methods.
In case the class contains parameters and variables with the same name, then this
keyword is useful to distinguish between the parameters and variables.
We can also use this
keyword to declare indexers and specify the instance variable in the parameter list of an extension method.
In c#, we should not use this
keyword to refer to static fields or methods. In the same way, it cannot be used in static classes.
Following is the syntax of using this
keyword in the c# programming language.
If you observe the above syntax, this
is a keyword, and instance_variable is an instance variable name.
Following is the example of using this
keyword in c# programming language refers to the class variables and parameters of the same name and uses this keyword to send an instance of the class to another class's method.
If you observe the above example, we used this
keyword to distinguish between class variables and parameters of the same name and used this
keyword to send an instance of a class (User) to the method of another class.
When we run the above c# program, we will get the result below.
This is how we can use this
keyword in c# programming language refers to the instance of a class based on our requirements.