shell wildcard - 通配符

Wildcard

Meaning

*

Matches any characters

?

Matches any single character

[characters]

Matches any character that is a member of the set characters. The set of characters may also be expressed as a POSIX character class such as one of the following:

POSIX Character Classes

[:alnum:]	Alphanumeric characters
[:alpha:]	Alphabetic characters
[:digit:]	Numerals
[:upper:]	Uppercase alphabetic characters
[:lower:]	Lowercase alphabetic characters

[!characters]

Matches any character that is not a member of the set characters