Difference between revisions of "Regular expressions"
Jump to navigation
Jump to search
(New page: A regular expression in computer software is a string for matching other strings that contain it. Text editors and programming languages support regular expressions for string manipulatio...) |
(No difference)
|
Revision as of 21:31, June 16, 2007
A regular expression in computer software is a string for matching other strings that contain it.
Text editors and programming languages support regular expressions for string manipulation. UNIX and Perl have a regular expression engines like "grep" in UNIX. "Regular expression" is abbreviated as "regex", or "regexp".
Wildcard characters are useful in matching filenames from a file system, but wildcards differ from regular expressions.