Comments for Batch File %ProgramFiles(x86)% Parenthesis Anomaly at http://marsbox.com , comment 1 to 2 out of 2 comments http://marsbox.com Tue, 07 Sep 2010 13:02:36 +0100 FeedCreator 1.7.2 http://marsbox.com/blog/howtos/batch-file-programfiles-x86-parenthesis-anomaly/#comment-185 Yeah I forget exactly why, but I couldn't use the brackets either. Maybe something to do with quotes. - Grant Brown Wed, 16 Sep 2009 13:37:57 +0100 http://marsbox.com/blog/howtos/batch-file-programfiles-x86-parenthesis-anomaly/#comment-181 This works for me: set _pf=%ProgramFiles% if not "[%ProgramFiles(x86)%]"=="[]" set _pf=%ProgramFiles(x86)% @start "" /b "%_pf%SourceGearDiffMergeDiffMerge.exe" In general, I've learned to test for the existence of environment variables by bracketing them in both double quotes and square brackets. - George V. Reilly Fri, 11 Sep 2009 18:55:24 +0100