http://www.computerhope.com/batch.htm 요기 잘 나와 있구만~~ Batch commands Just like all MS-DOS commands, all batch file commands are not case sensitive. However, in the below listing we have listed all commands in all caps to help you identify what is a command and what is not. @ Does not echo back the text after the at symbol. This is most commonly used as @ECHO OFF to prevent any of the commands in t..