regular expression

regular expression
a) A concise description of a regular formal language with notations for concatenation, alternation, and iteration (repetition) of subexpressions.
b) Any pattern for text matching or searching, frequently offering more or less functionality than a theoretical regular expression.

Wikipedia foundation.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • Regular Expression — Expression rationnelle Pour les articles homonymes, voir régulier et rationnel. Une expression rationnelle ou expression régulière[1] est en informatique une chaîne de caractères que l’on appelle parfois un motif et qui décrit un ensemble de… …   Wikipédia en Français

  • Regular expression — Expression rationnelle Pour les articles homonymes, voir régulier et rationnel. Une expression rationnelle ou expression régulière[1] est en informatique une chaîne de caractères que l’on appelle parfois un motif et qui décrit un ensemble de… …   Wikipédia en Français

  • Regular expression — In computing, a regular expression provides a concise and flexible means for matching (specifying and recognizing) strings of text, such as particular characters, words, or patterns of characters. Abbreviations for regular expression include… …   Wikipedia

  • Regular Expression — In der Informatik ist ein Regulärer Ausdruck (engl. regular expression, Abk. RegExp oder Regex) eine Zeichenkette, die der Beschreibung von Mengen beziehungsweise Untermengen von Zeichenketten mit Hilfe bestimmter syntaktischer Regeln dient.… …   Deutsch Wikipedia

  • regular expression — reguliarusis reiškinys statusas T sritis informatika apibrėžtis Teksto eilutė, apibrėžianti tam tikrą eilučių aibę. Paprasčiausiu atveju – teksto eilutė, pavyzdžiui, abc . Toks reguliarusis reiškinys apibrėžia tik vieną eilutę – pačią save.… …   Enciklopedinis kompiuterijos žodynas

  • Regular expression examples — A regular expression ( also RegEx or regex ) is a string that is used to describe or match a set of strings according to certain syntax rules. The specific syntax rules vary depending on the specific implementation, programming language, or… …   Wikipedia

  • regular expression —    In Unix, a sequence of characters that can match a set of fixedtext strings used in searching for and replacing text. Many Unix programs, including vi, ed, emacs, grep, and awk, use regular expressions …   Dictionary of networking

  • regular expression — n. wild card pattern used by Unix utilities; any pattern containing symbols and three operators; class of strings that can be recognized by a finite state automaton …   English contemporary dictionary

  • regular expression — /rɛgjələ əksˈprɛʃən/ (say regyuhluh uhks preshuhn) noun Computers a formula that describes sets of characters that conform to a certain order or pattern, such as {A–Z} which might stand for any upper case letter …  

  • Comparison of regular expression engines — Contents 1 Libraries 2 Languages 3 Language features 3.1 Part 1 3.2 Part 2 …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”