Comments are the statements that are used for documentation purpose. Comments are ignored by compiler so that don't execute. We can also used it for providing information about the line of code. There are two types of comments in Kotlin.
Single line comment
Single line comment is used for commenting single line of statement. It is done by using '//' (double slash). For example:
Multi line comment
Multi line comment is used for commenting multiple line of statement. It is done by using /* */ (start with slash strict and end with star slash). For example: