Windows Batch Tutorial
Introduction First batch program Special characters in Batch programming Accepting user input Operators in Batch scripting Working with variables Integer operations Floating point operations Conditional Statements Looping statements goto statement Writing functions Passing arguments Returning exit codein windows batch
Creating variables in Batch script We can create variables in batch script using below syntax.
SET <variable-name>=<value>
SET name=donald
echo %name%
Viewing all variables in Batch script
You can use “set” command to list all variables. Local and global scope of variables in Batch script Local scope variables are available in specific block. In below example – we have set one variable with name – “id” and assigned it a value as 12. If you try to print the value outside local scope, it will print nothing.
@echo off
SETLOCAL
SET id=12
echo id inside local scope %id%
ENDLOCAL
echo id outside local scope %id%
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