[B! unicode] hogemã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

hogem id:hogem

unicodeã«é–¢ã™ã‚‹hogemã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

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UTF8 ãƒ•ãƒ©ã‚°ã‚ã‚Œã“ã‚Œ - daily dayflower
UTF8 ãƒ•ãƒ©ã‚°ã«ã¤ã„ã¦ã‚ã‹ã£ã¦ã‚‹ã¤ã‚‚ã‚Šã ã£ãŸã‚“ã§ã™ãŒï¼Œutf8::is_utf8 considered harmful - Bulknews::Subtech - subtech ã‚’èªã‚“ã§æ··ä¹±ã—ãŸã®ã§ï¼Œè‡ªåˆ†ãªã‚Šã«ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚é–“é•ã„ãŒã‚ã‚Šã¾ã—ãŸã‚‰ã”æŒ‡æ‘˜ã‚ˆã‚ã—ãã€‚ ã¾ã¨ã‚ ã‚¹ã‚«ãƒ©ãƒ¼å¤‰æ•°ã®å†…éƒ¨è¡¨è±¡ã®çŠ¶æ…‹ã‚’ç¤ºã™ã‚‚ã®ã¨ã—ã¦ UTF8 ãƒ•ãƒ©ã‚°ã¨ã„ã†ã‚‚ã®ãŒã‚ã‚‹ ã‚¹ã‚«ãƒ©ãƒ¼å¤‰æ•°ã¯ï¼ˆãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ç‰ã¯åˆ¥ã¨ã—ã¦ï¼‰ä¸‹è¨˜ã®ã‚‚ã®ã‚’æ ¼ç´ã§ãã‚‹ (A) æ–‡å—åˆ—ï¼ˆå†…éƒ¨è¡¨è±¡: UTF-8ï¼‰ (B) æ–‡å—åˆ—ï¼ˆå†…éƒ¨è¡¨è±¡: ISO-8859-1ï¼‰ (C) ãƒã‚¤ãƒŠãƒªåˆ— ç´”ç²‹ãªãƒã‚¤ãƒŠãƒªã‚¹ãƒˆãƒªãƒ¼ãƒ ï¼ˆç”»åƒãƒ•ã‚¡ã‚¤ãƒ«ç‰ï¼‰ã‹ã‚‚ã—ã‚Œãªã„ã—ï¼Œ UTF-8 octet stream ã‹ã‚‚ã—ã‚Œãªã„ã—ï¼Œ CP932 octet stream ã‹ã‚‚ã—ã‚Œãªã„ã—ï¼Œetc, etc ... Perl ã¯ï¼ˆå¾Œæ–¹äº’æ›æ€§ç¢ºä¿ãªã©ã®ç†ç”±ã‹ã‚‰ï¼‰ISO-8859-1
hogem 2008/02/21
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perl

unicode
ãƒªãƒ³ã‚¯
404 Blog Not Found:perl - utf8::is_utf8("\x{ff}") == 0
2008å¹´02æœˆ18æ—¥10:00 ã‚«ãƒ†ã‚´ãƒªLightweight Languages perl - utf8::is_utf8("\x{ff}") == 0 ã¡ã‚‡ã†ã©ã„ã„æ©Ÿä¼šãªã®ã§ã€Perl 5.8ä»¥é™ã«ãŠã‘ã‚‹utf8ãƒ•ãƒ©ã‚°ã®ç«‹ã¡æ–¹ã‚’ã€‚ unknownplace.org - 2008/02/17 - utf8::is_utf8 ã¨ã„ã†ã“ã¨ã§ã€"\x{6751}\x{702c}\x{5927}\x{8f14}" ãªã©ã¨ã„ã†Data::Dumperè¡¨è¨˜ã§ã‹ãªã‚‰ãšã—ã‚‚ utf-8ãƒ•ãƒ©ã‚°ãŒãŸã¤ã‚ã‘ã˜ã‚ƒãªã„ã€‚ã¨ã„ã†ã“ã¨ãŒã„ã„ãŸã‹ã£ãŸã‚“ã ã¨æ€ã†ã®ã ã‘ã‚Œã©ã€ \x{UUUUUU}ã¨utf8 flag ã¾ãšã¯ã‚¯ã‚¤ã‚ºã§ã™ã€‚ä»¥ä¸‹ãŒã©ã†å‡ºåŠ›ã•ã‚Œã‚‹ã‹ã‚’ç”ãˆãªã•ã„ã€‚ sub pfrag{ print utf8::is_utf8($_[0]) ? 1 : 0, "\n" } pfrag "Hell\xC3, worl
$404 Blog Not Found:perl - utf8::is_utf8("\x{ff}") == 0$
hogem 2008/02/21
perl

unicode
ãƒªãƒ³ã‚¯
utf8::is_utf8 considered harmful - Bulknews::Subtech - subtech
ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®çµ‚äº†æ—¥ã‚’2020å¹´1æœˆ31æ—¥(é‡‘)ã«æ±ºå®šã—ã¾ã—ãŸ ä»¥ä¸‹ã®ã‚¨ãƒ³ãƒˆãƒªã®é€šã‚Šã€ä»Šå¹´æœ«ã‚’ç›®å‡¦ã«ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã‚’çµ‚äº†äºˆå®šã§ã‚ã‚‹æ—¨ã‚’ãŠçŸ¥ã‚‰ã›ã—ã¦ãŠã‚Šã¾ã—ãŸã€‚ 2019å¹´æœ«ã‚’ç›®å‡¦ã«ã€ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®æä¾›ã‚’çµ‚äº†ã™ã‚‹äºˆå®šã§ã™ - ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ ã“ã®ãŸã³ã€æ£å¼ã«çµ‚äº†æ—¥ã‚’æ±ºå®šã„ãŸã—ã¾ã—ãŸã®ã§ã€ä»¥ä¸‹ã®é€šã‚Šã”ç¢ºèªãã ã•ã„ã€‚ çµ‚äº†æ—¥: 2020å¹´1æœˆ31æ—¥(é‡‘) ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆå¸Œæœ›ç”³è«‹æœŸé™:2020å¹´1æœˆ31æ—¥(é‡‘) çµ‚äº†æ—¥ä»¥é™ã¯ã€ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®é–²è¦§ãŠã‚ˆã³æŠ•ç¨¿ã¯è¡Œãˆã¾ã›ã‚“ã€‚æ—¥è¨˜ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆãŒå¿…è¦ãªæ–¹ã¯ä»¥ä¸‹ã®è¨˜äº‹ã«ã—ãŸãŒã£ã¦æ‰‹ç¶šãã‚’ã—ã¦ãã ã•ã„ã€‚ ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã«æŠ•ç¨¿ã•ã‚ŒãŸæ—¥è¨˜ãƒ‡ãƒ¼ã‚¿ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆã«ã¤ã„ã¦ - ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ ã”åˆ©ç”¨ã®ã¿ãªã•ã¾ã«ã¯ã”è¿·æƒ‘ã‚’ãŠã‹ã‘ã„ãŸã—ã¾ã™ãŒã€ã©ã†ãžã‚ˆã‚ã—ããŠé¡˜ã„ã„ãŸã—ã¾ã™ã€‚ 2020-06-25 è¿½è¨˜ ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆãƒ‡ãƒ¼ã‚¿ã¯2020å¹´2æœˆ28
hogem 2008/02/21
perl

unicode
ãƒªãƒ³ã‚¯
Perl ã®å¤šè¨€èªžå‡¦ç† -- Perl ãƒ’ãƒ³ãƒˆé›† (ja)
ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã®å‡¦ç†ã®åŸºæœ¬ Perl 5.8 ä»¥é™ï¼Œãƒ†ã‚ã‚¹ãƒˆã®å‡¦ç†ãŒ UTF-8 (Unicode ã®å¤‰æ›å½¢å¼ã®ã²ã¨ã¤) ã‚’è»¸ã«ãŠã“ãªã‚ã‚Œã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚Shift JIS ã‚„ EUC-JP ã§ã®å‡¦ç†ãŒä¸€èˆ¬çš„ãªæ—¥æœ¬èªžã‚’ Perl ã§æ‰±ã†å ´åˆï¼Œã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã‚’æ„è˜ã—ãŸãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚’ãŠã“ãªã†ã“ã¨ãŒå¿…è¦ã«ãªã‚Šã¾ã™ã€‚å…·ä½“çš„ã«ã¯ï¼ŒPerl ã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã‚’æ„è˜ã™ã‚‹å¿…è¦ã®ã‚ã‚‹ã®ã¯ä»¥ä¸‹ã®ç®‡æ‰€ã§ã™ã€‚ ã‚¹ã‚¯ãƒªãƒ—ãƒˆè‡ªä½“ã®ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ ãƒ•ã‚¡ã‚¤ãƒ«ã®å…¥å‡ºåŠ› æ¨™æº–å…¥å‡ºåŠ› æ¨™æº–ã‚¨ãƒ©ãƒ¼å‡ºåŠ› ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ï¼ŒCGIãªã©ãƒ—ãƒã‚»ã‚¹é–“ã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ Perl 5.8 ã§ã¯å†…éƒ¨å‡¦ç†ãŒ UTF-8 ã§è¡Œã‚ã‚Œã¾ã™ãŒï¼Œç‰¹ã«ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã®æŒ‡å®šãŒã•ã‚Œãªã„å ´åˆï¼Œãƒ†ã‚ã‚¹ãƒˆã¯æ–‡å—å˜ä½ã§ã¯ãªãï¼Œãƒã‚¤ãƒˆå˜ä½ã§å‡¦ç†ã•ã‚Œã¾ã™ã€‚ãƒã‚¤ãƒˆå˜ä½ã§ Shift JIS ãªã©ã®ãƒ†ã‚ã‚¹ãƒˆã‚’å‡¦ç†ã™ã‚‹ã“ã¨ã‚‚ã‚ã‚‹ç¨‹åº¦å¯èƒ½ã§ã™ãŒï¼Œ2ãƒã‚¤ãƒˆã®æ–‡å—ãŒæ–‡å—ã¨ã—ã¦èªè˜ã•ã‚Œã¦ã„ã¾ã›ã‚“ã‹ã‚‰ï¼Œæ£
hogem 2007/11/12
unicode

perl

encode
ãƒªãƒ³ã‚¯
http://twitter.com/lurker_/statuses/347977112
hogem 2007/10/20
ã¾ã˜ã£ã™ã‹ã€‚å¾Œã§ç¢ºã‹ã‚ã‚ˆã†

unicode

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ãƒªãƒ³ã‚¯
Perl 5.8.x Unicodeé–¢é€£
-> è¶£æ—¨ã¨æ³¨æ„æ›¸ã -> UTF8ãƒ•ãƒ©ã‚°ï¼Ÿ -> UTF8ãƒ•ãƒ©ã‚°ã¨PerlIOãƒ¬ã‚¤ãƒ¤ -> UTF8ãƒ•ãƒ©ã‚°ã®ã¤ã„ãŸæ–‡å—åˆ—ã‚’è¨˜è¿°ã™ã‚‹ -> Wide character in print ... -> Encode -> utf8::* -> use utf8; -> use encoding; -> use UTF8 ã¨ use encoding -> Jcodeã‹ã‚‰Encodeã¸ -> æƒ…å ±æº <- ãƒ¢ãƒ‰ãƒ« è¶£æ—¨ã¨æ³¨æ„æ›¸ã Perl 5.8.x ã®Unicode é–¢é€£ã§ã™ã€‚ æ£ç›´ã€5.8.x ã¯ã€ãƒã‚¿ã§ã—ã‹ä½¿ã£ã¦ãªã‹ã£ãŸã®ã§(ã‰ã€ã¡ã‚ƒã‚“ã¨ã„ã˜ã£ãŸã“ã¨ãŒã‚ã‚Šã¾ã›ã‚“ã§ã—ãŸã€‚ ä½¿ã£ã¦ã¿ã‚‹ã¨ã€ã‚ˆãã‚ã‹ã‚“ãªããªã£ãŸã®ã§ã€ã¡ã‚‡ã£ã¨ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ ä»Šã§ã‚‚ã‚ã‚“ã¾ã‚Šã‚ã‹ã£ã¦ãªã„ã‹ã‚‚ã—ã‚Œãªã„ã®ã§ã€å†…å®¹ã¯ç„¡ä¿è¨¼ã§ã™ã€‚ çªã£è¾¼ã¿æ“è¿Žã€‚ Jcodeã€Encodeã®ãƒ¡ãƒ³ãƒ†ãƒŠã®å¼¾ã•ã‚“ã‹ã‚‰ã€ã”æŒ‡æ‘˜ã„ãŸã ã„ãŸã®ã§ã€
hogem 2007/07/25
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perl

unicode

programming
ãƒªãƒ³ã‚¯
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