Pattern

Description

?

Matches any single character

*

Matches zero or more characters

[abc]

Matches a single character from character set {a,b,c}.

[a-b]

Matches a single character from the character range {a…b}. Note that the “^”
character must occur immediately to the right of the opening bracket.

[^a]

Matches a single character that is not from character set or range {a}. Note that
the “^”character must occur immediately to the right of the opening bracket.

\c

Removes (escapes) any special meaning of character c.

{ab,cd}

Matches a string from the string set {ab, cd}.

{ab,c{de, fh}}

Matches a string from the string set {ab, cde, cfh}.