note Anonymous Monk You want to use [mod://Parse::BBCode], but you could try <c> $text =~ s{ \[(\w+)\] # $1 tagname ( .*? ) # $2 stuff \[\/(\w+)\] # $3 tagname }{ TagFudge( $1, $2, $3 ); }gsex; sub TagFudge { my( $open, $content, $close ) = @_; if( $content =~ m{\.(jpe?g|gif|xbm|png|bmp)$} ){ return "Ok"; } else { return "Invalid"; } } </c> But you should use Parse::BBCode 1013989 1013998 11