This same trick works in CMD.EXE (the command processor in Windows NT 4 and later) as well (not sure about OS/2 though)... ...but with some restrictions! REM is a true command that may be used anywhere within a command line. Though I doub

The errors are caused by labels being used within code blocks. Replace the double colons by REM statements and these samples will all run without a glitch. Better still, don t use comments within code blocks at all, but place them just before the