String matching, Regular expression

[Regular expression]

grep : http://pegasus.rutgers.edu/~elflord/unix/grep.html#expressions2
(책 Unix power tools - http://www.ittepic.edu.mx/eBooks/computacion/80oreilly/books/unix2/upt/index.htm)
perl
sed
awk

PCRE
http://www.pcre.org/
perl 5과 동일한 syntax, semantics 제공
apache, php, python등에서 사용

regex++
http://ourworld.compuserve.com/homepages/John_Maddock/regexpp.htm

GRETA
http://research.microsoft.com/projects/greta/

기타
http://www.dcc.uchile.cl/~gnavarro/publ.html
http://www.arstdesign.com/articles/fastsearch.html

GNU glibc
http://www.gnu.org/software/libc/manual/html_node/Matching-POSIX-Regexps.html

[Regular Expression Testing 도구]
http://Regexlib.com/
http://royo.is-a-geek.com/iserializable/regulator/
http://sourceforge.net/projects/regulator/

[String exact matching]
http://www.google.co.kr/search?hl=ko&ie=UTF-8&oe=UTF-8&newwindow=1&q=exact+string+matching&lr=
http://www.sgi.com/tech/stl/search.html
http://www-igm.univ-mlv.fr/~lecroq/string/

http://www.gnu.org/software/libc/manual/html_node/Wildcard-Matching.html