CodeView (cv.hlp) (Table of Contents; Topic list)
Regular Expressions (Special Characters)
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     Name          Character   Meaning
 
     Period        .           Matches any single character.
     Caret         ^           Matches text at the beginning of a line.
     Dollar sign   $           Matches text at the end of a line. The
                               dollar sign must appear at the end of
                               the text.
     Asterisk      *           Matches zero or more repetitions of the
                               character preceding the asterisk.
     Brackets      [ ]         Matches sets of the characters specified
                               within the brackets.
     Caret         ^           Matches any character except those
                               specified within the brackets. It must
                               be the first character within the
                               brackets.
     Dash          -           Matches characters in the ASCII order
                               between the characters on either side,
                               inclusive.
     Backslash     \           Following character is treated literally.
                                    -♦-