you notice certain characters are colored red. /home/[user]/ Test in i n 32.56 matches. this does45.43not match this(23.88matches this 87.778 matches this matches 1009.6666 0-f should match 0x0123456789abcdefg this should not0x0123456789abcdefg 0-7 should match 012345678 this should not012345678 \n \045 \xfa #including comment works => IncludeRules works 32 matches. this does45not match this(23matches this 87 matches this matches 1009 Test he is not she or her or his and ; && .and. for.now Test \\\\ Test after dawn Test <66> only at linestart case insensitive Test der it works Character on the fifth column of every line is matched each character that is not a spatial on every line is matched (123s) matches. only integer part matches (123t). #if matches are found => lookAhead also works #if matches are found => lookAhead also works #if matches are found => lookAhead also works 4 matches #if matches are found => lookAhead also works 45 matches 4 does not ~kkdkd~ "match"nomatch "match"nomatch" \~ matches