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SET /P variable=[promptString]

The internal batch command
Set /P Variable=

makes it possible for a batch to request user data. Below is an extended menu example with input validation.

@Echo off
Rem =========================================================
Rem | This script is to demonstrate an user input and
Rem | validation routine with SET /P variable=[promptString]
Rem | (C) Copyright 2009 - 2019 J.P.G. van Soest (www.vansoest.it)
Rem =========================================================
:Jmp_Retry
Cls
Echo *********************************************************
Echo * Please specify the department number you belong to:
Echo * 1 - HRM
Echo * 2 - ICT
Echo * 3 - Sales
Echo *********************************************************
Echo .
Set /P Var_Department_nr=Department number :
Rem ***** Validate input by getting only first char and compare
If [%Var_Department_nr:~0,1%] NEQ [%Var_Department_nr%] Goto Jmp_Retry
If [%Var_Department_nr:~0,1%] LSS [1] Goto Jmp_Retry
If [%Var_Department_nr:~0,1%] GTR [3] Goto Jmp_Retry

Goto Jmp_Department_%Var_Department_nr:~0,1%

:Jmp_Department_1
Rem ***** Sub section HRM
Set Var_Department_name=HRM
Goto Jmp_End

:Jmp_Department_2
Rem ***** Sub section ICT
Set Var_Department_name=ICT
Goto Jmp_End

:Jmp_Department_3
Rem ***** Sub sectiOn Sales
Set Var_Department_name=Sales
Goto Jmp_End

:Jmp_End
Set Var_Message=Your Department is "%Var_Department_name%"
Echo %Var_Message%
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Topic created  :  01-05-2017
Topic last edited  :  01-05-2017

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Unless stated otherwise, the script sources and programming examples provided are copyrighted freeware. You may modify them, as long as a reference to the original code and hyperlink to the source page is included in the modified code and documentation. However, it is not allowed to publish (copies of) scripts and programming examples on your own site, blog, vlog, or distribute them on paper or any other medium, without prior written consent.
Many of the techniques used in these scripts, including but not limited to modifying the registry or system files and settings, impose a risk of rendering the Operating System inoperable and loss of data. Make sure you have verified full backups and the associated restore software available before running any script or programming example. Use these scripts and programming examples entirely at your own risk. All liability claims against the author in relation to material or non-material losses caused by the use, misuse or non-use of the information provided, or the use of incorrect or incomplete information, are excluded. All content is subject to change and provided without obligation.
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