{"id":1567,"date":"2021-04-08T11:32:57","date_gmt":"2021-04-08T09:32:57","guid":{"rendered":"https:\/\/blogs.uab.cat\/editorsweb\/?p=1567"},"modified":"2025-12-15T10:41:04","modified_gmt":"2025-12-15T08:41:04","slug":"metadades-que-son-i-per-a-que-serveixen","status":"publish","type":"post","link":"https:\/\/webs.uab.cat\/webedit\/2021\/04\/08\/metadades-que-son-i-per-a-que-serveixen\/","title":{"rendered":"Metadades, qu\u00e8 s\u00f3n i per a qu\u00e8 serveixen"},"content":{"rendered":"\n<p class=\"wp-block-uab-entradeta entradeta\">Les metadades s\u00f3n elements HTML amb informaci\u00f3 de la p\u00e0gina web. Els fan servir els cercadors per analitzar la p\u00e0gina web, per determinar quin tipus de contingut ofereix i quina \u00e9s la tem\u00e0tica.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p class=\"wp-block-paragraph\">Tenir unes metadades adequades i pertinents \u00e9s clau per aconseguir un bon posicionament als cercadors. Treballant les metadades, millorar\u00e0 el SEO (posicionament org\u00e0nic als cercadors) i pels motors de cerca ser\u00e0 molt m\u00e9s f\u00e0cil classificar la p\u00e0gina web.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les principals metadades, i que com a editors web podem controlar, s\u00f3n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Title:<\/strong> \u00e9s la primera l\u00ednia que es mostra a les p\u00e0gines de resultats dels cercadors. Si hi ha t\u00edtols duplicats, les p\u00e0gines acaben competint entre elles i fa que el posicionament empitjori. Idealment, totes les p\u00e0gines haurien de tenir un t\u00edtol \u00fanic i que sigui atractiu per a l\u2019usuari. S\u2019aconsella incloure la paraula clau principal i han de tenir entre 40 i 75 car\u00e0cters.<\/li>\n\n\n\n<li><strong>Description:<\/strong> petita descripci\u00f3 amb la informaci\u00f3 de la p\u00e0gina. \u00c9s l\u2019element m\u00e9s important de cara al posicionament i que els cercadors fan servir per mostrar als resultats de cerca. S\u2019aconsella que siguin \u00faniques, atractives per a l\u2019usuari i d\u2019entre 110 i 160 car\u00e0cters.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-uab-alerta missatge alerta\">Important: Les metadescription han d\u2019estar redactades en l\u2019idioma corresponent. D\u2019aquesta manera quan l\u2019usuari faci una cerca a Google en catal\u00e0 i tingui configurat el navegador en catal\u00e0, veur\u00e0 el resultat de cerca en catal\u00e0 i no en castell\u00e0, per exemple.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alguns exemples dels resultats de cerca a Google:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large alignnone\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"185\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-icta-llarg-1024x185.png\" alt=\"\" class=\"wp-image-6794\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-icta-llarg-1024x185.png 1024w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-icta-llarg-300x54.png 300w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-icta-llarg-768x139.png 768w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-icta-llarg.png 1174w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Metadescription amb m\u00e9s car\u00e0cters dels recomanats<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large alignnone\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"175\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/ire-no-meta-1024x175.png\" alt=\"\" class=\"wp-image-6793\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/ire-no-meta-1024x175.png 1024w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/ire-no-meta-300x51.png 300w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/ire-no-meta-768x131.png 768w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/ire-no-meta.png 1158w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Exemple de p\u00e0gina sense metadescription<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large alignnone\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"157\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling-1024x157.png\" alt=\"\" class=\"wp-image-6792\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling-1024x157.png 1024w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling-300x46.png 300w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling-768x118.png 768w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling-1200x184.png 1200w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/meta-vueling.png 1224w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Metadescription adequada en n\u00ba car\u00e0cters per\u00f2 l\u2019idioma no correspon<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Passos per crear les metadescription<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">P\u00e0gines VA o WAI (creades a partir de 2020)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00f3n aquelles webs on a les templates de p\u00e0gina hi ha o b\u00e9 l&#8217;acr\u00f2nim VA o b\u00e9 WAI. El procediment \u00e9s m\u00e9s senzill:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Anar a la p\u00e0gina on vulgueu crear la metadescription, editar-la i redactar el text directament en el camp \u201cmeta tag description\u201d seguint les recomanacions esmentades anteriorment<br><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"297\" class=\"wp-image-6791\" style=\"width: px;\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-wai.png\" alt=\"Ubicaci\u00f3 del camp metadescription en les p\u00e0gines WAI\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-wai.png 700w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-wai-300x127.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/li>\n\n\n\n<li>Comprovar-ho abans de publicar: s\u2019ha de mirar el codi font de la p\u00e0gina\/HTML (des de webedit) i buscar l\u2019etiqueta &lt;meta name=\u00bbdescription\u00bb. Si tot \u00e9s correcte, s\u2019han de publicar els canvis (asset multillenguatge i p\u00e0gina)<\/li>\n\n\n\n<li>Un cop publicat, comprovar-ho des de producci\u00f3<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">P\u00e0gines web creades abans de 2020<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Els passos a seguir s\u00f3n:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>S\u2019ha de crear per a cada p\u00e0gina un asset de tipus \u00ab<strong>Localitzaci\u00f3 \u2013 multillenguatge<\/strong>\u00ab<br><img loading=\"lazy\" decoding=\"async\" width=\"697\" height=\"505\" class=\"wp-image-6790\" style=\"width: px;\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/nuevo-multillenguatge.png\" alt=\"Men\u00fa Nuevo on s'ha resaltat el nom de l'asset Multillenguatge\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/nuevo-multillenguatge.png 697w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/nuevo-multillenguatge-300x217.png 300w\" sizes=\"auto, (max-width: 697px) 100vw, 697px\" \/><\/li>\n\n\n\n<li>Posar la descripci\u00f3 en el camp Text de cada idioma seguint les recomanacions esmentades anteriorment<br><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"447\" class=\"wp-image-6789\" style=\"width: px;\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-multillenguatge.png\" alt=\"Exemples de metadescription en un asset multillenguatge\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-multillenguatge.png 700w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-multillenguatge-300x192.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/li>\n\n\n\n<li>Un cop creat l\u2019asset multillenguatge, s\u2019ha d\u2019associar a la p\u00e0gina corresponent en el camp \u00ab<strong>Meta tag description\u00bb<br><\/strong><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"384\" class=\"wp-image-6788\" style=\"width: px;\" src=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-pagina.png\" alt=\"Camp de l'asset p\u00e0gina on s'ha d'associar el multillenguatge amb la metadescription\" srcset=\"https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-pagina.png 700w, https:\/\/webs.uab.cat\/webedit\/wp-content\/uploads\/sites\/667\/2025\/12\/metadescription-pagina-300x165.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><strong><br><\/strong><\/li>\n\n\n\n<li>Comprovar-ho abans de publicar: s\u2019ha de mirar el codi font de la p\u00e0gina\/HTML (des de webedit) i buscar l\u2019etiqueta &lt;meta name=\u00bbdescription\u00bb. Si tot \u00e9s correcte, s\u2019han de publicar els canvis (asset multillenguatge i p\u00e0gina)<\/li>\n\n\n\n<li>Un cop publicat, comprovar-ho des de producci\u00f3.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":24,"featured_media":6796,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[57],"tags":[62,63],"class_list":["post-1567","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seo","tag-metadades","tag-seo"],"_links":{"self":[{"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/posts\/1567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/comments?post=1567"}],"version-history":[{"count":6,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/posts\/1567\/revisions"}],"predecessor-version":[{"id":6853,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/posts\/1567\/revisions\/6853"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/media\/6796"}],"wp:attachment":[{"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/media?parent=1567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/categories?post=1567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/webs.uab.cat\/webedit\/wp-json\/wp\/v2\/tags?post=1567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}