RegExr: Learn, Build, & Test RegEx
RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp). Supports JavaScript & PHP/PCRE RegEx. Results update in real-time as you type. Roll over a match or expression for details. Validate patterns with suites of Tests. Save & share expressions with others. Use Tools to explore your results. Full RegEx Reference with help & examples. Undo & Redo with {{getCtrlKey()}}
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ã“ã‚“ã«ã¡ã¯ã€ãƒŸãƒ‰ãƒ«ã‚¦ã‚§ã‚¢é–‹ç™ºãƒãƒ¼ãƒ ã®é’木ã§ã™ã€‚ 先日ã€ã‚¢ãƒ—リケーションサーãƒãƒ¼ãŒå¿œç”ã‚’è¿”ã•ãªããªã‚‹ãƒˆãƒ©ãƒ–ルã«éé‡ã—ã¾ã—ãŸã€‚ 今回ã¯ãã®æ™‚ã®ãƒˆãƒ©ãƒ–ルã®åŽŸå› ã¨å¯¾ç–ã®é¡›æœ«ã«ã¤ã„ã¦ãŠè©±ã—よã†ã¨æ€ã„ã¾ã™ã€‚ ç¾è±¡ アプリケーションサーãƒãƒ¼ãŒçªå¦‚å¿œç”ã‚’è¿”ã•ãªããªã‚Šã¾ã—ãŸã€‚ ç¾è±¡ãŒç™ºç”Ÿã—ãŸã‚¢ãƒ—リケーションサーãƒãƒ¼ã®ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’見るã¨ã€ã‚るスレッドã®å…ˆé ãŒä¸Šè¨˜ã®ã‚ˆã†ã«ãªã£ã¦ã„ã¾ã—ãŸã€‚ "qtp258153142-514386" prio=10 tid=0x00007f40b8dbf000 nid=0x7b4e runnable [0x00007f415ccb0000] java.lang.Thread.State: RUNNABLE at java.util.regex.Pattern$Loop.match(Pattern.java:4692) at java.util.regex.Pattern$G
Goã®æ£è¦è¡¨ç¾ã®ã‚ˆã„ã¨ã“ã‚ - Qiita
Goã®æ£è¦è¡¨ç¾ã¯Russ Coxã•ã‚“ã®æ›¸ã„ãŸre2ãŒå…ƒã«ãªã£ã¦ã„る。re2ã¯ã‚ˆãã§ããŸæ£è¦è¡¨ç¾ã‚¨ãƒ³ã‚¸ãƒ³ãªã®ã ã‘ã©ã€ä¸€ã¤ã»ã‹ã®æ£è¦è¡¨ç¾ã‚¨ãƒ³ã‚¸ãƒ³ã«è¦‹ã‚‰ã‚Œã‚‹æ©Ÿèƒ½ãŒæ¬ ã‘ã¦ã„る。ãƒãƒƒã‚¯ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ãŒãªã„ã®ã 。 ã»ã‹ã®æ£è¦è¡¨ç¾ã‚¨ãƒ³ã‚¸ãƒ³ã§ã¯ã‚«ãƒƒã‚³ã§ã‚ャプãƒãƒ£ã—ãŸæ–‡å—列を番å·ã‚’指定ã—ã¦æ£è¦è¡¨ç¾ä¸ã§ã‚‚ã†ä¸€åº¦ä½¿ã†ã“ã¨ãŒã§ãã¦ã€/(\w+) \1/ã¨ã„ã†ã‚ˆã†ãªãƒ‘ターンを書ãã“ã¨ãŒã§ãる。ã“ã®ãƒ‘ターンã¯(\w+)ã«ãƒžãƒƒãƒã™ã‚‹ã‚‚ã®ï¼ˆãŸã¨ãˆã°å˜èªžï¼‰ã«ç¶šã„ã¦ç©ºç™½æ–‡å—列ãŒã‚ã£ã¦ã€ã•ã‚‰ã«()ã®å†…容ã¨åŒã˜æ–‡å—列ãŒã‚ã‚‹ã“ã¨ã€ã¨ã„ã†æ¡ä»¶ã«ãªã‚‹ã€‚ãŸã¨ãˆã°ã“ã‚Œã¯"foo foo"ã¯ã“ã®ãƒ‘ターンã«ãƒžãƒƒãƒã™ã‚‹ã‘ã©ï¼ˆæœ€åˆã®"foo"ãŒç¹°ã‚Šè¿”ã—ã¦ã„ã‚‹ã®ã§ï¼‰ã€"foo bar"ã¯ãƒžãƒƒãƒã—ãªã„（"foo"ã¨"bar"ã¯é•ã†ã®ã§ï¼‰ã¨ã„ã†ã‚ã‘ã 。 ãƒãƒƒã‚¯ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ãŒãªã„ã®ã¯æ¬ 点ã«æ€ãˆã‚‹ãŒï¼ˆå®Ÿéš›ã«ä¸ä¾¿ãªã¨ãã‚‚ãªã„ã‚ã‘ã§ã¯ãªã„ãŒï¼‰ã€ã—ã‹ã—ã“ã‚Œã¯Goã®
Atom Flight Manual
AI & MLLearn about artificial intelligence and machine learning across the GitHub ecosystem and the wider industry. Generative AILearn how to build with generative AI. GitHub CopilotChange how you work with GitHub Copilot. LLMsEverything developers need to know about LLMs. Machine learningMachine learning tips, tricks, and best practices. How AI code generation worksExplore the capabilities and be
Regex in Haskell patterns
Have you ever wanted to do case expr of regexhere -> ... ? You can do almost that with view patterns! {-# LANGUAGE ViewPatterns #-} import Text.Regex.Posix -- Helper pat :: String -> String -> [[String]] pat p s = s =~ p -- Function with matching foo :: String -> String foo (pat "foo(bar|baz)" -> [[_,x]]) = x foo _ = "no!" main :: IO () main = do print $ foo "foobar" print $ foo "foobaz" print $ f
Ansible ã§è¤‡æ•°è¡Œã®æ–‡å—åˆ—ç½®æ› - akishin999ã®æ—¥è¨˜
ansible ã§è¨å®šãƒ•ã‚¡ã‚¤ãƒ«å†…ã®æ–‡å—列を置æ›ã—ãŸã‹ã£ãŸã®ã§ã€ lineinfile モジュールを試ã—ã¦ã¿ã¾ã—ãŸã€‚ lineinfile http://www.ansibleworks.com/docs/modules.html#lineinfile 対象サーãƒã«ä»¥ä¸‹ã®ã‚ˆã†ãªãƒ•ã‚¡ã‚¤ãƒ«ã‚’用æ„。 /tmp/test.conf foo bar baz bar bar bar foo ã“ã®ãƒ•ã‚¡ã‚¤ãƒ«å†…ã®æ–‡å—列を置æ›ã—ã¦ã¿ã¾ã™ã€‚ 以下ã®ã‚ˆã†ãª Playbook を作æˆã—ã¾ã—ãŸã€‚ lineinfile.yml - hosts: all user: root vars: target_file: /tmp/test.conf tasks: - name: lineinfile example task lineinfile: dest=${target_file} state=present regexp
grammar 超入門 - Qiita
Perl 6 ã®å£²ã‚Šã®ä¸€ã¤ãŒã€ãƒ‘ーサーãŒè¶…ç°¡å˜ã«æ›¸ã‘ã‚‹ã“ã¨ã§ã™ã€‚ å†å¸°çš„ãªæ±Žç”¨ãƒ†ã‚ã‚¹ãƒˆæ§‹é€ ã¨ã—ã¦ã® S å¼ å†å¸°çš„ãªæ±Žç”¨ãƒ†ã‚ã‚¹ãƒˆæ§‹é€ ã¨ã„ã†ã¨æœ€è¿‘ã§ã¯ XML ã‚„ JSON ãªã©ãŒç››ã‚“ã«ä½¿ã‚ã‚Œã¦ã„ã¾ã™ãŒã€æ˜”ã‹ã‚‰ S å¼ã¨ã„ã†ã‚‚ã®ã‚‚ã‚ã£ã¦ã€ä»Šã§ã‚‚ Lisp ç³»ã®è¨€èªžã§å¤šç”¨ã•ã‚Œã¦ã„ã¾ã™ã€‚ ã“ã“ã§ã¯ã€Perl 6 ã® grammar を用ã„ãŸæ§‹æ–‡è§£æžã®å¯¾è±¡ã¨ã—ã¦ã€S å¼ã®æ¥µå°ã®ã‚µãƒ–セットを定義ã—ã¾ã™ã€‚二度手間ã«ãªã‚‹ã®ã‚’é¿ã‘ã‚‹ãŸã‚ã€ã„ããªã‚Š Perl 6 ã® grammer å½¢å¼ã§å®šç¾©ã—ã¾ã™ã€‚ã“れをèªã‚ã° grammar ã®æ§‹æ–‡(ãŸã ã—ã“ã‚ŒãŒã™ã¹ã¦ã§ã¯ãªã„)ã¨ã€ã“ã“ã§è¨€ã† S å¼ã®æ§‹æ–‡ãŒä¸€åº¦ã«ã‚ã‹ã‚‹ã§ã—ょã†ã€‚ #!/usr/bin/env perl6 use v6; grammar Sex::Grammar {...} my $sex = ' ( S . ( E . X ) ) '; sub MAI
Regular expression matching in <100 lines of code
The recent discussion about the Yacc is dead paper on Lambda the Ultimate sparked my interest in regular expression derivatives. The original idea goes back to the paper Derivatives of Regular Expressions published in 1964 (!) by Janusz A. Brzozowski. For a more modern treatment of the topic see Regular-expression derivatives reexamined. The derivative of a set of strings with respect to a charact
Perl best practices[Perlベストプラクティス] 12ç« ã€€æ£è¦è¡¨ç¾ 12.1~12.12 - ã‚„ã‚らã‹ã‚³ãƒ¼ãƒ‰
本, perl | 01:33 | å•é¡Œã«ã¶ã¤ã‹ã‚‹ã¨ã€Œæ£è¦è¡¨ç¾ã‚’使ãˆã°ã„ã„ã€ã¨è€ƒãˆã‚‹äººãŒã„る。 ãã—ã¦ã€å•é¡Œã‚’ï¼’ã¤æŠ±ãˆã‚‹ã“ã¨ã«ãªã‚‹ã€‚ --Jamie Zawinski 常ã«/xフラグを使用ã™ã‚‹ã€‚　ã“ã‚Œã¯ã€ç¢ºå®Ÿã«ã¤ã‹ã†ã€‚JScriptã§ã‚‚XRegExp使ã£ã¦ã¾ã™ã€‚ Xを使ã†ã“ã¨ã§ã€ãƒ›ãƒ¯ã‚¤ãƒˆã‚¹ãƒšãƒ¼ã‚¹ãŒç„¡è¦–ã•ã‚Œã€#も使用ã§ãる。ãã®ãŸã‚ã€ã‚®ãƒã‚®ãƒã«è©°ã‚られãŸæ£è¦è¡¨ç¾ã§ã‚ã‚‹å¿…è¦ãŒãªãã¦ã€æ„味ã®ã‚ã‚‹å˜ä½ã”ã¨ã«ã€ã‚¹ãƒšãƒ¼ã‚¹ã§åˆ†ã‘ã‚‹ã“ã¨ãŒã§ãる。 　もã£ã¨åˆ†ã‹ã‚Šæ˜“ãã™ã‚‹ã«ã¯ã€æ„味ã®ã‚るグループã”ã¨ã«æ”¹è¡Œã—ã¦ã€ã‚¤ãƒ³ãƒ‡ãƒ³ãƒˆã‚’付ã‘ã€ã‚³ãƒ¡ãƒ³ãƒˆã‚’ã¤ã‘る。 常ã«/mフラグを使用ã™ã‚‹ã€€ãƒ¡ã‚¿æ–‡å—^$ã¯ä»»æ„ã®è¡Œã®å…ˆé ã¨æœ«å°¾ã«ã¯ãƒžãƒƒãƒã—ãªã„。ã»ã¨ã‚“ã©ã®Unixユーティリティ(sed,grep,awkç‰)ã¯ã‚‚ã¨ã‚‚ã¨è¡Œæ€è€ƒãªã®ã§ã€^$ã¯è¡Œã®å…ˆé ã¨æœ«å°¾ã«ãƒžãƒƒãƒã™ã‚‹ãŒã€Perlã§ã¯ãã†ã„ã£ãŸæ„味ã¯ã‚‚ãŸãªã„。(JavaScriptã§ã‚‚
[Scala] â€â€â€ （トリプルクォート）
ã¨ã‚Šã‚ãˆãšã„ã‚ã„ã‚書ã„ã¦ã¿ã‚‹ã€‚ Scala ã‚„ タートルグラフィックス言語ã®ãƒ‰ãƒªãƒˆãƒ«ã€Google App Engineã€Blogger ãªã©ã«ã¤ã„ã¦ã®ãƒ¡ãƒ¢æ›¸ããŒãƒ¡ã‚¤ãƒ³ã€‚ æ–‡å—列リテラルを記述ã™ã‚‹éš›ã«ã€""" （トリプルクォート）を使ã†ã“ã¨ã§ã€ 「 \ ã€ã®ã‚¨ã‚¹ã‚±ãƒ¼ãƒ—ãŒä¸è¦ã«ãªã‚‹ã€‚ println("aaa\nbbb"); // \n ã¯æ”¹è¡Œã‚³ãƒ¼ãƒ‰æ‰±ã„ println("aaa\\nbbb"); // \ をエスケープã—ãŸã®ã§ã€Œ\nã€ã¨ã„ã†æ–‡å—列 println("""aaa\nbbb"""); // \ ã¯ç‰¹æ®Šæ–‡å—扱ã„ã•ã‚Œãªã„。 aaa bbb aaa\nbbb aaa\nbbb タイプ数ãŒå°‘ãªããªã‚‹ã‹ã©ã†ã‹ã¯å¾®å¦™ãªã¨ã“ã‚ã ã‘ã©ã‚ã‹ã‚Šã‚„ã™ããªã‚‹ã®ã¯ç¢ºã‹ã€‚ 「"ã€ã‚‚エスケープä¸è¦ã«ãªã‚‹ã€‚ println("""abc"d"efg"""); abc"d"efg 主ã«æ£è¦è¡¨ç¾ã®æ–‡å—列表ç¾ã§ã‚ˆã
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GitHub - airlift/joni: Java port of Oniguruma regexp library
Regulex：JavaScript Regular Expression Visualizer
Debuggex: Online visual regex tester. JavaScript, Python, and PCRE.
GitHub - ocaml/ocaml-re: Pure OCaml regular expressions, with support for Perl and POSIX-style strings
Bitbucket
Regexper
quickcheck-regex
GitHub - rthor/isjs: Check your data against regular expressions or known keywords.
Contribution: RegExp
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