{"id":6543,"date":"2026-04-13T11:50:27","date_gmt":"2026-04-13T11:50:27","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/character-code\/"},"modified":"2026-04-13T11:50:50","modified_gmt":"2026-04-13T11:50:50","slug":"merkkikoodi","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/fi\/dictionary\/character-code\/","title":{"rendered":"Merkkikoodi"},"content":{"rendered":"<h1>Merkkikoodi<\/h1>\n<p>Hahmo <a href=\"https:\/\/thecodest.co\/fi\/dictionary\/what-is-code-refactoring\/\">koodi<\/a> on j\u00e4rjestelm\u00e4, jota k\u00e4ytet\u00e4\u00e4n merkkien esitt\u00e4miseen tietokoneessa tai digitaalisessa laitteessa. Se on joukko s\u00e4\u00e4nt\u00f6j\u00e4, jotka antavat jokaiselle kirjallisessa viestinn\u00e4ss\u00e4 k\u00e4ytetylle merkille, symbolille ja v\u00e4limerkeille yksil\u00f6llisen numeerisen arvon. Yleisimm\u00e4t nykyisin k\u00e4ytetyt merkkikoodit ovat ASCII (American Standard Code for Information Interchange) ja Unicode.<\/p>\n<p>ASCII on 7-bittinen merkkikoodi, joka kehitettiin 1960-luvulla tietokoneiden merkkien esitt\u00e4misen standardoimiseksi. Se sis\u00e4lt\u00e4\u00e4 128 merkki\u00e4, mukaan lukien kirjaimet, numerot ja erikoismerkit, kuten v\u00e4limerkit ja symbolit. ASCII-koodia k\u00e4ytet\u00e4\u00e4n laajalti <a href=\"https:\/\/thecodest.co\/fi\/blog\/the-codest-s-us-expansion-5-things-you-ought-to-know\/\">Yhdysvallat<\/a> ja muissa englanninkielisiss\u00e4 maissa.<\/p>\n<p>Unicode on kattavampi merkkikoodi, joka sis\u00e4lt\u00e4\u00e4 yli 137 000 merkki\u00e4 kaikista maailman kirjoitusj\u00e4rjestelmist\u00e4, kuten latinasta, kreikasta, kyrillisest\u00e4, arabian, kiinan ja japanin kielest\u00e4. Se on 16-bittinen merkkikoodi, jolla voidaan esitt\u00e4\u00e4 merkkej\u00e4 l\u00e4hes kaikista maailman kielist\u00e4. Unicode on nykyaikaisessa kielenk\u00e4yt\u00f6ss\u00e4 k\u00e4ytetty standardimerkkikoodaus. <a href=\"https:\/\/thecodest.co\/fi\/blog\/8-key-questions-to-ask-your-software-development-outsourcing-partner\/\">ohjelmistokehitys<\/a> ja sit\u00e4 tukevat kaikki t\u00e4rkeimm\u00e4t k\u00e4ytt\u00f6j\u00e4rjestelm\u00e4t ja <a href=\"https:\/\/thecodest.co\/fi\/blog\/top-programming-languages-to-build-e-commerce\/\">ohjelmointikielet<\/a>.<\/p>\n<p>Merkkikoodit ovat v\u00e4ltt\u00e4m\u00e4tt\u00f6mi\u00e4 digitaalisessa viestinn\u00e4ss\u00e4, sill\u00e4 niiden avulla tietokoneet voivat tulkita ja n\u00e4ytt\u00e4\u00e4 tekstin oikein. Niit\u00e4 k\u00e4ytet\u00e4\u00e4n monenlaisissa sovelluksissa, kuten tekstink\u00e4sittelyss\u00e4 ja s\u00e4hk\u00f6postissa, <a href=\"https:\/\/thecodest.co\/fi\/blog\/find-your-node-js-expert-for-hire-today\/\">web-kehitys<\/a>ja ohjelmointi. Merkkikoodien ymm\u00e4rt\u00e4minen on v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4 <a href=\"https:\/\/thecodest.co\/fi\/blog\/hire-software-developers\/\">ohjelmistokehitt\u00e4j\u00e4t<\/a>, koska sen avulla he voivat luoda ohjelmistoja, jotka pystyv\u00e4t k\u00e4sittelem\u00e4\u00e4n teksti\u00e4 useilla kielill\u00e4 ja merkist\u00f6ill\u00e4.<\/p>\n<p>Yhteenvetona voidaan todeta, ett\u00e4 merkkikoodi on j\u00e4rjestelm\u00e4, jota k\u00e4ytet\u00e4\u00e4n merkkien esitt\u00e4miseen digitaalisessa laitteessa. Se antaa jokaiselle kirjallisessa viestinn\u00e4ss\u00e4 k\u00e4ytetylle merkille, symbolille ja v\u00e4limerkeille yksil\u00f6llisen numeerisen arvon. Yleisimm\u00e4t nykyisin k\u00e4ytetyt merkkikoodit ovat ASCII ja Unicode, jotka ovat v\u00e4ltt\u00e4m\u00e4tt\u00f6mi\u00e4 digitaalisessa viestinn\u00e4ss\u00e4 ja ohjelmistokehityksess\u00e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tutustu merkkikoodeihin, j\u00e4rjestelm\u00e4\u00e4n, jota k\u00e4ytet\u00e4\u00e4n merkkien esitt\u00e4miseen tietokoneissa. ASCII ja Unicode ovat nyky\u00e4\u00e4n yleisimm\u00e4t k\u00e4ytetyt koodit. Ne ovat v\u00e4ltt\u00e4m\u00e4tt\u00f6mi\u00e4 digitaalisessa viestinn\u00e4ss\u00e4 ja ohjelmistokehityksess\u00e4.<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6543","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Character Code - The Codest<\/title>\n<meta name=\"description\" content=\"Learn about character codes, the system used to represent characters in computers. ASCII and Unicode are the most common codes used today. 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