Batch-file-abc-s meaning

This tutorial is for Windows PC users who want to routinely perform a series of file management operations without having to enter commands one at a time. Using a text editor such as Notepad, type each command on a separate line in the order of execution. Save the file with a .CMD extension.If the following commands are saved in a batch file named BACKIMAGES.CMD, every time BACKIMAGES is run, the Xcopy commands will be executed in sequential order: BACKIMAGES.CMD xcopy \images\*.gif \backup /mxcopy \images\*.jpg \backup /mxcopy \images\*.png \backup /m C:\BATCHFILES>backimages run scriptTip!Store all batch files in a dedicated folder and add that folder to the Path environment variable so that any batch file can be executed from any prompt (see Path environment variable).SELECTIVE OPERATIONA batch file can include multiple tasks, and the user can choose which one to execute. See Choice.USER INPUTA batch file can be flexible and accept user input. The percent sign (%) symbol is used to indicate the parameter variables that are replaced with actual user input when the command is executed. Notice the behavior if the following command were in a batch file named SAVE.CMD: batch command: xcopy \%1\*.%2 g:\ /m user enters: C:\>save bob gif executes as: xcopy \bob\*.gif g:\ /mSTOP A RUNNING BATCH FILETo stop a batch file in operation, press Ctrl-C or Ctrl-Break.Quick ReferenceThe following commands are commonly used in batch files:cls Clear screen rem or :: Remarks @echo off Turn off display for this command only echo off Turn off display echo on Turn on display echo Display message; for example, echo Press Y for Yes call Call other batch file pause Stop and wait for keystroke choice Input selection (see Choice.) if not errorlevel 0 goto :lineif not exist filename goto :lineif not string1==string2 goto :line%1 - %9 - Input parameter variables.
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