What is the difference between C #, ASP, and. Net?

What is the difference between C #, ASP, and. Net? What tools are used when developing?

Obviously a lot of people are not clear about these concepts, the above answer the question seems to have not been too clear.

Asp,c# is the language. NET is the short name of the. NET Framework and is an environment. The ASP language may not require a. NET environment, but it can also run in a. NET environment. C # must have a. NET environment to run.

Development tools have said, in fact, both can use a text editor, if using a text editor to recommend the use of similar tools such as UE, but debugging inconvenient. C # recommends using the VS Suite, but ASP can also write and debug in the VS Suite.

What is the difference between C #, ASP, and. Net?