Switch statement, copy in clipboard and interactive mode in windows command batch script

Interactive area to create a choice:

SETLOCAL ENABLEEXTENSIONS
SET /P M=Type 1, 2, 3, or 4 then press ENTER:

Switch statement Area:

2>NUL CALL :CASE_%M%

:CASE_1

    Do your stuff

:CASE_2

    Do your stuff

:CASE_3

    Do your stuff

:DEFAULT_CASE

    Do your stuff

:EOF

Copy Clip board:

SET "PASS=HELLO"
echo | SET /p=%PASS%|CLIP.EXE