<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="6" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[6]</anchor-end> 西欧市場 <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">MS-DOS</anchor>。</p><section><h1>実利用例</h1><ul><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="11" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[11]</anchor-end> 
<cite>Portal Autárquico - Publicações on-line</cite>, <time>2025-05-24T02:38:51.000Z</time>, <time>2025-05-24T02:55:21.283Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://portalautarquico.dgal.gov.pt/pt-PT/servicos-on-line/biblioteca/publicacoes-on-line/">https://portalautarquico.dgal.gov.pt/pt-PT/servicos-on-line/biblioteca/publicacoes-on-line/</anchor-external><ul><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="12" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[12]</anchor-end> 
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://portalautarquico.dgal.gov.pt/ficheiros/?schema=f7664ca7-3a1a-4b25-9f46-2056eef44c33&amp;channel=266f4a32-848e-4d2c-99c6-ad5b5511d7fe&amp;content_id=143C8989-5D21-45F1-8EC0-7CEAEAC0049E&amp;field=storage_image&amp;lang=pt&amp;ver=1&amp;filetype=zip&amp;dtestate=2024-04-22132849">https://portalautarquico.dgal.gov.pt/ficheiros/?schema=f7664ca7-3a1a-4b25-9f46-2056eef44c33&amp;channel=266f4a32-848e-4d2c-99c6-ad5b5511d7fe&amp;content_id=143C8989-5D21-45F1-8EC0-7CEAEAC0049E&amp;field=storage_image&amp;lang=pt&amp;ver=1&amp;filetype=zip&amp;dtestate=2024-04-22132849</anchor-external></li><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="14" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[14]</anchor-end> 
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://portalautarquico.dgal.gov.pt/ficheiros/?schema=f7664ca7-3a1a-4b25-9f46-2056eef44c33&amp;channel=266f4a32-848e-4d2c-99c6-ad5b5511d7fe&amp;content_id=C73AC715-5085-48A0-9D5B-64C92E0D092F&amp;field=storage_image&amp;lang=pt&amp;ver=1&amp;filetype=zip&amp;dtestate=2024-04-22132817">https://portalautarquico.dgal.gov.pt/ficheiros/?schema=f7664ca7-3a1a-4b25-9f46-2056eef44c33&amp;channel=266f4a32-848e-4d2c-99c6-ad5b5511d7fe&amp;content_id=C73AC715-5085-48A0-9D5B-64C92E0D092F&amp;field=storage_image&amp;lang=pt&amp;ver=1&amp;filetype=zip&amp;dtestate=2024-04-22132817</anchor-external></li></ul></li></ul><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="13" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[13]</anchor-end> <anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="12" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;12</anchor-internal> <anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="14" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;14</anchor-internal> 
<n xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">0x87</n> が <sw-ch xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ç</sw-ch>。<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ZIP</anchor> なので <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP437</anchor> の可能性もあるが、西欧なので <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP850</anchor>
と見るのが妥当。</p></section><section><h1>比較</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[8]</anchor-end> 
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode Consortium</anchor> の配布する <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Microsoft</anchor> の <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP850</anchor> 変換表、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;1</anchor-internal>、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="7" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;7</anchor-internal>、
<cite>ICU</cite> の
<dfn><code>aix-IBM_850-4.3.6</code></dfn>,	
<dfn><code>glibc-IBM850-2.1.2</code></dfn>,	
<dfn><code>hpux-cp850-11.11</code></dfn>,	
<dfn><code>ibm-4954_P101-2000</code></dfn>,	
<dfn><code>ibm-850_P100-1999</code></dfn>,	
<dfn><code>ibm-9042_P101-2000</code></dfn>,	
<dfn><code>java-Cp850-1.3_P</code></dfn>,
<dfn><code>windows-850-2000</code></dfn>	
は、
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP437</anchor> と比較するとかなり変更されています。互換性はありません。
相互には、1対1対応の関係としてはほぼ同等ですが、
一部 <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode文字</anchor>の選択が異なります。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="9" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[9]</anchor-end> 
<cite>ICU</cite>
の
<dfn><code>aix-IBM_858-4.3.6</code></dfn>,
<dfn><code>ibm-858_P100-1997</code></dfn>,
<dfn><code>windows-858-2000</code></dfn>,
<dfn><code>ibm-4954_P101-2000</code></dfn>
は、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;8</anchor-internal>
の
<n xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">0xD5</n>
を
<sw-cc xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">U+0131</sw-cc> (<sw-ch xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ı</sw-ch>)
から
<sw-cc xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">U+20AC</sw-cc> (<sw-ch xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">€</sw-ch>)
に置き換えたものです。
互換性はありません。
相互には、1対1対応の関係としてはほぼ同等ですが、
一部 <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode文字</anchor>の選択が異なります。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="10" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[10]</anchor-end> 
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="2" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;2</anchor-internal>、
<cite>ICU</cite> の
<dfn><code>ibm-4955_P101-2000</code></dfn>,
<dfn><code>ibm-859_P100-1999</code></dfn>
は、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="9" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;9</anchor-internal>
の数文字を置き換えるなどしたものです。
互換性はありません。
相互には、1対1対応の関係としてはおおむね同等ですが、
一部 <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode文字</anchor>の選択が異なります。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[15]</anchor-end> 
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode Consortium</anchor> の配布する <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Microsoft</anchor> の <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP857</anchor> 変換表、
<cite>ICU</cite> の
<dfn><code>glibc-IBM857-2.1.2</code></dfn>,	
<dfn><code>hpux-cp857-11.11</code></dfn>,	
<dfn><code>ibm-857_P100-1995</code></dfn>,	
<dfn><code>java-Cp857-1.3_P</code></dfn>,
<dfn><code>windows-857-2000</code></dfn>
は、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;8</anchor-internal>
の十数文字を置き換えるなどしたものです。
互換性はありません。
相互には、1対1対応の関係としてはおおむね同等ですが、
一部 <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Unicode文字</anchor>の選択が異なります。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="16" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[16]</anchor-end> 
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="3" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;3</anchor-internal>、
<cite>ICU</cite>
の
<dfn><code>ibm-9049_P100-1999</code></dfn>	
は、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;15</anchor-internal>
の <n xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">0xD5</n> に
<sw-ch xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">€</sw-ch>
を追加したものです。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="18" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[18]</anchor-end> 
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;5</anchor-internal>
は、
<anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;15</anchor-internal>
の <n xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">0xD5</n> に
<sw-ch xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">₴</sw-ch>
を追加したものです。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="4" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[4]</anchor-end> 
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP775</anchor>,
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP778</anchor>,
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP852</anchor> は、
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CP850</anchor> と似ていますが、
違いもかなり多いです。</p></section><section><h1>実装</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="17" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[17]</anchor-end> <cite xml:lang="en">Support for cp858 · Issue #52264 · python/cpython</cite>, <time>2025-10-13T14:54:08.000Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/python/cpython/issues/52264">https://github.com/python/cpython/issues/52264</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="19" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[19]</anchor-end> 
<cite xml:lang="en">IBM858 Codepages for Euro Currency sign missing · Issue #201 · harbour/core</cite>, <time>2025-10-13T14:56:00.000Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/harbour/core/issues/201">https://github.com/harbour/core/issues/201</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="20" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[20]</anchor-end> <cite xml:lang="en">Euro Symbol € · Issue #39 · mike42/escpos-php</cite>, <time>2025-10-13T14:57:41.000Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://github.com/mike42/escpos-php/issues/39">https://github.com/mike42/escpos-php/issues/39</anchor-external></p></section><section><h1>メモ</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[1]</anchor-end> 
<cite xml:lang="en">Code page 850 - Wikipedia</cite>, <time>2025-06-17T20:11:15.000Z</time>, <time>2025-06-22T01:09:25.953Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://en.wikipedia.org/wiki/Code_page_850">https://en.wikipedia.org/wiki/Code_page_850</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="7" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[7]</anchor-end> 
<cite xml:lang="en">Codepage &amp; Co.</cite>, <time>1998-06-29T02:25:01.000Z</time>, <time>2025-06-22T02:23:54.504Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://czyborra.com/charsets/codepages.html#CP850">https://czyborra.com/charsets/codepages.html#CP850</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="3" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[3]</anchor-end> <cite xml:lang="en">Character Encodings/Code Tables/MS-DOS/Code page 857 - Wikibooks, open books for an open world</cite>, <time>2025-06-08T01:25:04.000Z</time>, <time>2025-06-22T01:25:32.454Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_857">https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_857</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="2" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[2]</anchor-end> 
<cite xml:lang="en">Character Encodings/Code Tables/MS-DOS/Code page 859 - Wikibooks, open books for an open world</cite>, <time>2025-06-08T01:17:06.000Z</time>, <time>2025-06-22T01:17:49.046Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_859">https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_859</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[5]</anchor-end> <cite xml:lang="en">Character Encodings/Code Tables/MS-DOS/Code page 30033 - Wikibooks, open books for an open world</cite>, <time>2025-06-08T01:27:30.000Z</time>, <time>2025-06-22T01:27:57.304Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_30033">https://en.wikibooks.org/wiki/Character_Encodings/Code_Tables/MS-DOS/Code_page_30033</anchor-external></p></section></body></html>