Unicode ã®æå U+2028 (Line Separator) ããã³ U+2029 (Paragraph Separator) ãå«ã¾ãã JSON ã³ã¼ãã解éã㦠JavaScript ãªãã¸ã§ã¯ãã«å¤æãããã¨ããã¨ã¨ã©ã¼ã«ãªãåé¡ã®åé¿æ¹æ³ã示ãããã®åé¡ã®çºçç¶æ³ã¨åé¿æ¹æ³ã®å¹æãå®è¨¼ãããæ´ã«å½ãã¼ã¸ããã¾ãã¾ãªãã©ã¦ã¶ã§åç §ãããã¨ã§çºçãã/ããªãã®å¤å®ãè¡ãã ãã®åé¡ãåé¿ããã«ã¯å¹¾ã¤ãã®æ¹æ³ãããããããæ¤è¨ãã¦ã¿ãã åé¡ãçºçããªããã©ã¦ã¶ã使ç¨ããã ãããããã¼ã«ã¨ã£ã¦ã¯æã楽ãªåé¿æ¹æ³ã§ããããããä¼æ¥ã®ã¤ã³ãã©ããããªã©ã§ãã©ã¦ã¶ãåºå®ãããã¨ãã§ããªãéããã®é¸æè¢ãæ¡ç¨ã§ããªãã ãããæ´ã«ãã¨ãä¼æ¥ã®ã¤ã³ãã©ãããã§ãã£ãã¨ãã¦ããµãã¼ã対象ã®ãã©ã¦ã¶ã§åé¡ãçºçãã¦ãããããã®ãã¼ã¸ãåç §ãã¦ããã®ã ã¨æãããã 主è¦ãã©ã¦ã¶ã®ä¸ã§åé¡ãçº
Unicode ã®æå U+2028 㨠U+2029 ã JSON ãã¼ã¿ã«å«ã¾ãã¦ããã¨ãJavaScript ã® eval é¢æ°ãããããã¾ãè©ä¾¡ã§ããã«ä¾å¤ãåºãã¦ãã¾ãã¾ããããã«ã¤ãã¦ã¾ã¨ãã¾ããã Unicode Consortium ã® Unicode Character Database ãã辿ãã UnicodeData.txt ã«ã¯æå U+2028 㨠U+2029 ã次ã®ããã«è¼ã£ã¦ãã¾ãã 2028;LINE SEPARATOR;Zl;0;WS;;;;;N;;;;; 2029;PARAGRAPH SEPARATOR;Zp;0;B;;;;;N;;;;; UnicodeData.txt ãã2010å¹´1æ18æ¥ã«å¼ç¨ ä¸ç¨®ã®æ¹è¡ã¿ãããªãã®ã§ããJSON ãã¼ã¿ã®æååã«ãã®äºã¤ãå«ã¾ãã¦ããã¨ãã©ã¦ã¶ã® JavaScript ããã® JSON ãã¼ã¿ãåå¾ã㦠J
ã¯ã¦ãªã°ã«ã¼ãã®çµäºæ¥ã2020å¹´1æ31æ¥(é)ã«æ±ºå®ãã¾ãã 以ä¸ã®ã¨ã³ããªã®éããä»å¹´æ«ãç®å¦ã«ã¯ã¦ãªã°ã«ã¼ããçµäºäºå®ã§ããæ¨ããç¥ãããã¦ããã¾ããã 2019å¹´æ«ãç®å¦ã«ãã¯ã¦ãªã°ã«ã¼ãã®æä¾ãçµäºããäºå®ã§ã - ã¯ã¦ãªã°ã«ã¼ãæ¥è¨ ãã®ãã³ãæ£å¼ã«çµäºæ¥ã決å®ãããã¾ããã®ã§ã以ä¸ã®éãã確èªãã ããã çµäºæ¥: 2020å¹´1æ31æ¥(é) ã¨ã¯ã¹ãã¼ãå¸æç³è«æé:2020å¹´1æ31æ¥(é) çµäºæ¥ä»¥éã¯ãã¯ã¦ãªã°ã«ã¼ãã®é²è¦§ããã³æ稿ã¯è¡ãã¾ãããæ¥è¨ã®ã¨ã¯ã¹ãã¼ããå¿ è¦ãªæ¹ã¯ä»¥ä¸ã®è¨äºã«ãããã£ã¦æç¶ãããã¦ãã ããã ã¯ã¦ãªã°ã«ã¼ãã«æ稿ãããæ¥è¨ãã¼ã¿ã®ã¨ã¯ã¹ãã¼ãã«ã¤ã㦠- ã¯ã¦ãªã°ã«ã¼ãæ¥è¨ ãå©ç¨ã®ã¿ãªãã¾ã«ã¯ãè¿·æãããããããã¾ãããã©ãããããããé¡ããããã¾ãã 2020-06-25 è¿½è¨ ã¯ã¦ãªã°ã«ã¼ãæ¥è¨ã®ã¨ã¯ã¹ãã¼ããã¼ã¿ã¯2020å¹´2æ28
ä»åã¯ããæååããã«é¢ããåé¡ã«ã¤ãã¦èª¬æãã¾ããã³ã³ãã¥ã¼ã¿ãæ±ããã¼ã¿ã®ä¸ã§æåãã¼ã¿ã¯æã親ãã¿ããããã®ã§ãããæ´å²çãªçµç·¯ãå é¨å¦çã®é¢ä¿ãããæ®å¿µãªããæååããã©ãã«ãªã©ãçºçãããã¨ãããã¾ããæååããçºçããã¨ãããªã¼ãã³ã·ã¹ãã ã§ã¯ãã¾ãã¾ãªã½ããã¦ã§ã¢è£½åãå¦çã«ä»å¨ãããã¨ãããåé¡ã®åãåãã«é常ã«æéãè¦ãã対å¦ãå°é£ãªå ´åãå¤ãã§ããæ¬ç¨¿ã§èª¬æããOracleå é¨ã®æåãã¼ã¿ã¨æåã³ã¼ãã®å¦çã®æ¹æ³ãç解ããåé¡ã®åãåãã¨ãä¸è¬çãªåé¡ã¸ã®å¯¾å¦æ¹æ³ãç解ãã¾ãããã
Kconv ã ã¨ä½è¨ãªæ£è¦åãå ¥ã£ããããã¨ãããææãããã ããã®ã§ (æç¬ãããããã¨ããããã¾ã)ãã¾ããã«ãµãã²ã¼ããã¢ãè¨ç®ãããã¨ã«ãã¾ããããããªæãã def js_unicode_escape(text) text.unpack('U*').map{ |num| if(num < 0x10000) format('\\u%04x', num) else num -= 0x10000 upper = num / 0x400 + 0xD800 lower = num % 0x400 + 0xDC00 format('\\u%04x\\u%04x', upper, lower) end } end
PHP6ãã㯠unicode_encode() é¢æ°ã¨ unicode_decode() é¢æ°ã追å ããããããã®ã§ãããPHP5ãPHP4ã§ã¦ãã³ã¼ãã¨ã¹ã±ã¼ãããããæã®ããã«ã // UTF-8æååãUnicodeã¨ã¹ã±ã¼ãããããã ãè±æ°åã¨è¨å·ã¯ã¨ã¹ã±ã¼ãããªãã function unicode_decode($str) { return preg_replace_callback("/((?:[^\x09\x0A\x0D\x20-\x7E]{3})+)/", "decode_callback", $str); } function decode_callback($matches) { $char = mb_convert_encoding($matches[1], "UTF-16", "UTF-8"); $escaped = ""; for ($i = 0, $l =
SQL 㧠LIKE æ¡ä»¶ã使ãã¨ãã¿ã¼ã³ä¸è´æ¤ç´¢ãå®è¡ã§ãã¾ãã ãã®æã'%'ã¨'_'ã¯ããããä»»æã®æååãä»»æã®ï¼æåã表ãç¹æ®æåã¨ãã¦æ±ããã¾ãã ãããã£ã¦ã'%'ã'_'ã¨ããæåãæ¤ç´¢ãããå ´åã¯ãã¨ã¹ã±ã¼ãæåã使ç¨ãã¦ãæåã¨ãã¦ã®'%'ã'_'ã§ãããã¨ãæ示ããå¿ è¦ãããã¾ãã ä¾ãã°ãCOL1 ã«'_'ãå«ã TBL1 ã®ã¬ã³ã¼ããæ¤ç´¢ãããå ´åã¯ä»¥ä¸ã®ããã«è¨è¿°ãã¾ãã SELECT * FROM TBL1 WHERE COL1 LIKE '%\_%' ESCAPE '\' ã¨ãããã¾ã§ã¯ SQL ã®å¸¸èã§ãã ããããå®ã¯ãã®'%'ã¨'_'ãå ¨è§ã®'ï¼ 'ã'_'ã§ããã¯ãç¹æ®æåã¨ãã¦èªèããã¦ãã¾ãã®ã§ãã ã¤ã¾ãã SELECT * FROM TBL1 WHERE COL1 LIKE '%_%' ã¨è¨è¿°ããã¨ãâä»»æã®ï¼æåãå«ãâã¨ãªãã¾ãã®ã§ãNul
PHP: Hypertext Preprocessor PHPã®æ¬¡æã¡ã¸ã£ã¼ãã¼ã¸ã§ã³ã¯PHP6ã«ãªãã¨ã¿ããã¦ããããåé¡ãæç ´ããããã«éçºãã©ã³ãã5.3ãã¼ã¹ã¸å·»ãæ»ãã¨ãã対å¦ãå®æ½ããããRasmus Lerdorfæ°ãphp.internals: PHP 6ã«ããã¦PHP6 Unicodeã®å®è£ ã失æãããã¨ãä¼ãã¦ãããPHP6ã§ã¯ã¨ã³ã¸ã³å é¨ã®å¦çãUTF-16ã«çµ±ä¸ãããè¨ç»ã«ãªã£ã¦ãããã®ã®ãé¢ä¿è ããã¯ãã®æ¹éã¯ééã£ã¦ããã®ã§ã¯ãªããã¨ããææããã£ããä»åå®è£ ãè¡ãè©°ã¾ã£ããã¨ã§ãPHPã¯Unicodeã«å¯¾ãã¦æ°ããã¢ããã¼ããã¨ããã¨ã«ãªãã ãã®ãããã®äºæ ãFuture of PHP 6 - Johannes Schluterã«ã¾ã¨ã¾ã£ã¦ãããç´¹ä»ããã¦ããå 容ãã¾ã¨ããã¨æ¬¡ã®ã¨ããã ããã¾ã§ã®åãçµã¿ PHP6ã§åãçµãåºæ¬çãªå 容ã¨ãã¦ãPHPã¨ã³ã¸
次ã®ä¾ã¯ãCONVERT é¢æ°ã使ç¨ãã¦ãç¾å¨ã®æ¥ä»ãç¹å®ã®å½¢å¼ã§è¡¨ãæ¹æ³ã示ãã¦ãã¾ãã SELECT CONVERT(char, GETDATE(), 100) AS [100] æ»ãå¤: Aug 16 2000 11:50 AM ã»ã¨ãã©åãæ¹æ³ã§ããã¼ã¿ãæååããæ¥ä»å¤ã¸å¤æãããã¨ãã§ãã¾ãã SELECT CONVERT(datetime, 'Aug 16 2000 11:50AM', 100) AS [100] æ»ãå¤: 100 2000-08-16 11:50:00.000 ã¹ã¿ã¤ã« 130 (ã¯ã¦ã§ã¼ãã¾ãã¯ãã¸ã¥ã©) ã®æ¥ä»ã char ãã¼ã¿åã«å¤æããå ´åãã³ã¼ã ãã¼ã¸ 1256 ã使ç¨ããã¢ã©ãã¢èªã®ç §åé åºã«åºã¥ã㦠Unicode å¤æãè¡ããªãã¨ããã¼ã¿ãå£ããå¯è½æ§ãããã¾ãããã¨ãã°ã次ã®å³ã¯ãchar ã«å¤æãããå㨠nchar ã«å¤æãããåã
ç°å¢å¤æ°ã®è¨å® Oracleã«ã¯ãNLSæ©è½ããããå¤å½èªã«å¯¾å¿ãã¦ãã¾ãã ç°å¢å¤æ°NLS_LANGã«ã¯ãã¯ã©ã¤ã¢ã³ãã®è¨èª_å°å.ãã£ã©ã»ãããæå®ãã¾ãã ã¾ããç°å¢å¤æ°LANGãæ£ããè¨å®ãã¾ãã OSã対å¿ãã¦ããªãå ´åãªã©ã¯ãunsetenv LANGã¨ããæ¹ãããã§ãããã ã¾ããOSã対å¿ãã¦ããªãå ´åã§ããTeraTermã使ãã°ãInternetExplorerã®å¤è¨èªãã©ã³ãã使ã£ã¦è¡¨ç¤ºãããã¨ãã§ãã¾ãã ä¾ï¼ ã»æ¥æ¬èªï¼EUCï¼ã®å ´å unix# setenv LANG 'ja' unix# setenv LANG 'ja_JP.EUC' unix# setenv NLS_LANG 'Japanese_Japan.JA16EUC' ã»æ¥æ¬èªï¼SJISï¼ã®å ´å unix# setenv LANG 'ja_JP.PCK' unix# setenv LANG 'ja_J
2008å¹´6æ11æ¥ U+FFFD (REPLACEMENT CHARACTER) ã¯ä¾¿å© Unicodeã«ã¯U+FFFD (REPLACEMENT CHARACTER �) ã¨ãã便å©ãªç¹æ®æåãããã¾ãã Unicode 5.1ã§ã¯æ¬¡ã®ããã«å®ç¾©ããã¦ãã¾ãï¼ used to replace an incoming character whose value is unknown or unrepresentable in Unicodeãã®æåã使ããã¨ã§ãå¾æ¥æ©ã¾ããã¦ããããããããæååããã®åé¡ã«å¯¾æãããã¨ãã§ãã¾ãã ãã£ãã¨ããUnicodeæåãªã®ã§ãXMLããã¥ã¡ã³ãã§ä½¿ç¨å¯è½ãã¾ãæ±ããªãæåã§ãã£ããã¨ããã¯ã©ã¤ã¢ã³ãã«ææ表示ãããã¨ãã§ãããã©ã¦ã¶ã§ãã¬ã³ããªã³ã°å¯è½Perl 5.8以éã§ã®Encode.pmã§ã¯ãdecodeã§ããªãã£ãæåãããã©ã«ãã§U
æåã³ã¼ããå¼ãèµ·ããã»ãã¥ãªãã£ä¸ã®åé¡ã¨ãã¦ããã£ã¨ãèå³æ·±ããã®ã®ã²ã¨ã¤ã§ãããUnicodeããä»ã®æåã³ã¼ãã¸ã®ãå¤å¯¾ä¸ã®å¤æãã§å¼ãèµ·ããããåé¡ç¹ã«ã¤ãã¦ãä»åã¨æ¬¡åã§èª¬æãã¾ãã ãåãã®ã¨ãããUnicodeã«ã¯é常ã«å¤æ°ã®æåãåé²ããã¦ãã¾ããï¼ç¾å¨ææ°çã®Unicode 5.1.0ã§ã¯100,713æåãåé²ããã¦ããããã§ãâ ï¼â ãUnicodeããä»ã®æåã³ã¼ãã¸ã®å¤æã«ããã¦ã¯ãäºææ§ãå¯èªæ§ã®ç¶æã®ããããè¤æ°ã®Unicodeã®æåãä»ã®æåã³ã¼ãã§ã¯åä¸ã®æåã«å¤æããããã¨ãããã¾ãã ãã®ãå¤å¯¾ä¸ãã®å¤æããéçºè ãæ³å®ãã¦ããªãã£ããããªåé¡ãå¼ãèµ·ããåå ã¨ãªããã¨ãå¤ã ããã¾ãã å ·ä½çãªä¾ã¨ãã¦ãWindowsä¸ã§ã®Unicodeããã®å¤æã«ã¤ãã¦èª¬æãã¾ãã Windowsä¸ã§ã®UnicodeããShift_JISã¸ã®å¤æ Windowsä¸ã§
2009å¹´06æ08æ¥14:30 ã«ãã´ãªLightweight Languages perl - use encoding; #ã¯é»æ´å² ããããã lengthé¢æ°ã§æååã®é·ããæ±ãã - perlåå¿è BLOG - Hatena::Group::Perl æ¥æ¬èªã®æåæ°ãæ£ç¢ºã«æ±ãããå ´åãuse encodingãæå®ãã use encoding;ã¯ãjperlãªã©ããã¤ã¦åå¨ããL10Nãããperlç¨ã«æ¸ãããã¬ã¬ã·ã¼ã¹ã¯ãªããããã¢ãã³perlã§åããã¨ãã®ããã®ãã¾ããªãã§ããããããç®çã§å©ç¨ãã¹ãã§ã¯ããã¾ããã ãã®ãããã®ãã¨ã¯ã以å 404 Blog Not Found:perl - no encoding; # whenever possible ã§ãæ¸ããã®ã§ããã大äºãªãã¨ãªã®ã§ã¾ãæ¸ãã¾ãã ã¹ã¯ãªããã¯UTF-8ã§æ¸ããuse utf8;ãã ã®ãã¢
ã Forefront Client Security (FCS) ä½é¨ç (æ¥æ¬ã®ã»ãã¥ãªãã£ãã¼ã , 5/28)ãOneCare 㯠Morro ã«åã£ã¦ä»£ããããäºå®ã§ãããFCS ã¯ã©ããªãã§ãããã ã ããããå¦ãã»ãã¥ãªäº (Microsoft)ãé«æ©ãã & é«æ©ãããããªãã®æ©ã¿ã解決ã ã TOMOYO Linux 1.6.8 ãå ¬éããã¾ãã (çç«ãããã®ããã°, 5/28) ã 楽天ãã¡ã¼ã«ã¢ãã¬ã¹ã販売? ã¨ããããããªã·ã¼å¤æ´ãåé¡ã (æ°´ç¡æã°ããã®ãã³æ¥è¨, 5/27)ã 楽天ã¨ãã¯ã¨ãæã ãã¹ããã¼ ã®ä»¶ã é¢é£: ã楽天ããæ±ãã¦ãã10åã®åé¡ç¹ã¾ã¨ã (gigazine, 5/29) ã 大ç¸æ²å¤å ´æï¼å代大海ã¨æç é½ã«æ³¨æâ¦åä¼ãç¡æ°åã㨠(æ¯æ¥, 5/30)ãäºå®ä¸ã®å «ç¾é·èªå®ãªã®ã§ã¯? é¢é£: ãã¤ããçµæ¸å¦ããèªã¿ã¤ã¤ã大ç¸æ²ã®åç§æ¥½ãã
ãªããªã豪快ãªè¨äº(è¬ç¿ä¼ãæåéåã¨æåã¨ã³ã³ã¼ãã£ã³ã°ããéå¬ãã¾ãã â ãã£ããªã¼ãã³ã©ãã©ããª)ãè¦ã¤ããã®ã§ãããã³ããæ¸ãã¦ã¿ããã¨ã«ãã¾ãããããã³ãã©ããã¯ããªãå¤ããã§ãããã¾ãä¸ã®ä¸ã®æåã³ã¼ãããã¿ã®è¨äºãªãã¦å¤§åããããªãã®ã§ãã ãæåã³ã¼ããã¨ããèªã¯ãæ£ãããã ã¹ã©ã¤ãã®5ãã¼ã¸ç®ã¯ããæåã³ã¼ããã¨ããè¨ãæ¹ã¯ééãã¨ãã趣æ¨ã«è¦ãã¾ãããããã§ãããã¾ããã ã¨ããã®ããæåã³ã¼ãã®ä¸çã¯é£ããä¸çã§ããè¤æ°ã®ã¬ã¤ã¤ã¼ãè¤æ°ã®å½ãè¤æ°ã®ãã³ãã¼ã«ã¾ããã£ã¦ãããã®ãç°¡åã«ãªãã¯ããããã¾ããããããå¿ é è¦ç´ ã§ããããã«ãååãªç¥èãæããªãã¾ã¾ãã¾ãã¯å¿ è¦æ§ã«é§ããã¦ååãªç¥è¦ãéã¾ãåã«å®è£ ãè¡ã£ã¦ãã¾ããã¨ããã°ãã°ããã¾ãããã®ãã¨ãããã«ãæ´å²ççµç·¯ãã¨ãã¦ããã«æåã³ã¼ããé£ãããã¦ãã¾ããä¾ãã°HTTPã®charsetãã©ã¡ã¼ã¿ã¯ãchar
ä»åã¯ãæåã³ã¼ãã«é¢é£ããã»ãã¥ãªãã£ã®è©±é¡ã§ã¯å¤åã¨ããããUTF-8ã®åé·ãªã¨ã³ã³ã¼ãã¨ãããã¼ãã«ã¤ãã¦ç´¹ä»ãã¾ãã UTF-8ã¨ã¯ UTF-8ã¯ãåæåã1ï½4ãã¤ãã®å¯å¤é·ã§è¡¨ç¾ããUnicodeã®ç¬¦å·åæ¹å¼ã®ã²ã¨ã¤ã§ãã Uï¼0000ããUï¼007Fã®ç¯å²ã®æåã0x00ãã0x7Fã®1ãã¤ãã§è¡¨ç¾ãã¦ãããããUS-ASCIIã¨äºææ§ãããããã¤ãåã®éä¸ããã§ãæåã®å é ãã¤ããç°¡åã«æ¤åºã§ãããå¤ãã¤ãæåã®éä¸ã«0x00ã0x5Cï¼\â ï¼â ã0x2Fï¼/ï¼ãªã©ãç¾ããªãããªã©ã®ç¹å¾´ãããã¾ãã UTF-8ã§ã®æåã®ããããã¿ã¼ã³ã¯è¡¨1ã®ããã«ãªãã¾ãã 表1ãUTF-8ã§ã®ããããã¿ã¼ã³
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}