... . I am not clear at all about the purpose of /m and /s (or the original purpose of $*, for that matter). If anyone can clear this up, I would be grateful. sciguy

see perlre and perlrequick and perlrebackslash and see wxPPIxregexplain.pl/ ppixregexplain.pl

it says stuff like

.  #              any character (including \n) alias [\w\W] alias [\s\
+S] alias [\d\D] alias \p{All}
#        (/m)  with ^ and $ matching start and end of line
#        (/s)  with . matching \n

#              any character (including \n) alias [\w\W] alias [\s\S] 
+alias [\d\D] alias \p{All}


#              address=/15/C1/C0 
#              xRe::Token::Assertion
#              simple zero-width assertion (zero-length, between pos()
+itions)
#              match the beginning of the string
              "^",


#              address=/15/C1/C2 
#              xRe::Token::Assertion
#              simple zero-width assertion (zero-length, between pos()
+itions)
#              match before an optional \n, and the end of the string
              "\$",
              


#              xRe::Token::Assertion
#              simple zero-width assertion (zero-length, between pos()
+itions)
#              (?m)  with ^ and $ matching start and end of line
#              match the beginning of a "line"
              "^",

#              address=/16/C1/C2 
#              xRe::Token::Assertion
#              simple zero-width assertion (zero-length, between pos()
+itions)
#              (?m)  with ^ and $ matching start and end of line
#              match before an optional \n, and the end of a "line"
              "\$",
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