EdiD Asked: 2016-10-26 08:49:33 +0800 CST2016-10-26 08:49:33 +0800 CST 2016-10-26 08:49:33 +0800 CST bash - echo negation 772 echo ${string##*.} # this will show everything after last "." How can i revert (negate) this - show everything before last "." command-line 1 Answers Voted Best Answer steeldriver 2016-10-26T08:51:45+08:002016-10-26T08:51:45+08:00 ${string%.*} will remove the shortest trailing portion matching .* See for example Parameter Expansion in the excellent BashGuide
${string%.*}will remove the shortest trailing portion matching.*See for example Parameter Expansion in the excellent BashGuide