I need ideas for commands for my HTML command prompt

Question

If you have any ideas, post here.

Answer 1

maybe you can do some of windows cmd commands.
maybe "echo" or/and something else

Answer 2

do you mean command prompt like cmd?

Answer 3

What is your program intended to do?

What do you mean by "HTML command prompt"? Is it an input element?

Answer 4

@Lisa Hello, what i meant is by the cmd prompt on windows.