CSC/ECE 517 Summer 2008/wiki1 1 mb: Difference between revisions
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[http://www.perl.com/doc/manual/html/pod/perlre.html Perl regular expression syntax] | [http://www.perl.com/doc/manual/html/pod/perlre.html Perl regular expression syntax] | ||
Examples of regular expressions: <br/> | |||
1. cat matches cat | |||
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=== How regular expressions are handled in Java === | === How regular expressions are handled in Java === | ||
Revision as of 01:16, 7 June 2008
Regular expression support in Java and Ruby
What are regular expressions?
Regular expressions provide an efficient way to match patterns against strings. Both Java and Ruby use a regular expression syntax similar to Perl.
Perl regular expression syntax
Examples of regular expressions:
1. cat matches cat
2.
How regular expressions are handled in Java
An instance of the Pattern class represents a regular expression that is specified in string form in a syntax similiar to that used by Perl.
Package summary for java.util.regex
http://java.sun.com/j2se/1.4.2/docs/api/java/util/regex/package-summary.html
How regular expressions are handled in Ruby
Class summary for Regexp
http://www.ruby-doc.org/core/classes/Regexp.html
Other useful links
Basic regular expression syntax
Advanced regular expression syntax
java.util.regex Examples from The Java Developers Almanac 1.4
http://exampledepot.com/egs/java.util.regex/pkg.html