shell_match
shell_match — compares string text to a pattern.
Syntax
shell_match (text, pattern)
Arguments
- text
- A text string to compare against the given pattern.
- pattern
- A shell style pattern.
Returns
t if the
text matches the
pattern, otherwise nil.
Description
This function compares the text to the
pattern using shell-style wildcard rules.
The available patterns are as follows:
- * matches any number of
characters, including zero.
- [c] matches a single
character which is a member of the set contained
within the square brackets.
- [^c] matches any single
character which is not a member of the set
contained within the square brackets.
- ? matches a single character.
- {xx,yy} matches either of the simple strings contained within
the braces.
- \c (a
backslash followed by a character) - matches that
character.
Example
To get a directory listing of just *.txt files, use:
shell_match(directory("/etc/readme",0,nil),"*.txt");Gamma> shell_match("hello","?el[a-m]*");
t
Gamma> shell_match("hello","hel{p,m,ga}");
nil
Gamma>
