{"id":168,"date":"2026-05-28T18:38:00","date_gmt":"2026-05-28T16:38:00","guid":{"rendered":"https:\/\/tecnologia.villanett.com\/?post_type=glossary&#038;p=168"},"modified":"2026-06-01T18:38:44","modified_gmt":"2026-06-01T16:38:44","slug":"case-sensitive","status":"publish","type":"glossary","link":"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/","title":{"rendered":"Case Sensitive"},"content":{"rendered":"<p data-start=\"0\" data-end=\"130\"><strong data-start=\"0\" data-end=\"18\"><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Case Sensitive<\/a><\/strong> significa que un sistema distingue entre letras may&uacute;sculas y min&uacute;sculas, consider&aacute;ndolas caracteres diferentes.<\/p>\n<h3 data-section-id=\"swg25u\" data-start=\"132\" data-end=\"143\">Ejemplo<\/h3>\n<p data-start=\"144\" data-end=\"165\">Si una contrase&ntilde;a es:<\/p>\n<p data-start=\"167\" data-end=\"179\"><code data-start=\"167\" data-end=\"179\">MiClave123<\/code><\/p>\n<p data-start=\"181\" data-end=\"221\">Entonces estos valores ser&iacute;an distintos:<\/p>\n<ul data-start=\"223\" data-end=\"290\">\n<li data-section-id=\"171d9wk\" data-start=\"223\" data-end=\"239\"><code data-start=\"225\" data-end=\"237\">MiClave123<\/code> &#9989;<\/li>\n<li data-section-id=\"ehi165\" data-start=\"240\" data-end=\"256\"><code data-start=\"242\" data-end=\"254\">miclave123<\/code> &#10060;<\/li>\n<li data-section-id=\"ovklsd\" data-start=\"257\" data-end=\"273\"><code data-start=\"259\" data-end=\"271\">MICLAVE123<\/code> &#10060;<\/li>\n<li data-section-id=\"cexjbh\" data-start=\"274\" data-end=\"290\"><code data-start=\"276\" data-end=\"288\">Miclave123<\/code> &#10060;<\/li>\n<\/ul>\n<p data-start=\"292\" data-end=\"389\">Porque el sistema diferencia entre <strong data-start=\"327\" data-end=\"332\">M<\/strong>, <strong data-start=\"334\" data-end=\"339\">m<\/strong> y otras combinaciones de may&uacute;sculas y min&uacute;sculas.<\/p>\n<h3 data-section-id=\"1cl7xge\" data-start=\"391\" data-end=\"413\">&iquest;D&oacute;nde se utiliza?<\/h3>\n<ul data-start=\"414\" data-end=\"553\">\n<li data-section-id=\"14bkc7q\" data-start=\"414\" data-end=\"428\">Contrase&ntilde;as.<\/li>\n<li data-section-id=\"x61yi3\" data-start=\"429\" data-end=\"472\">Nombres de usuario (en algunos sistemas).<\/li>\n<li data-section-id=\"1xcp0ro\" data-start=\"473\" data-end=\"488\">Programaci&oacute;n.<\/li>\n<li data-section-id=\"nyvz58\" data-start=\"489\" data-end=\"506\">Bases de datos.<\/li>\n<li data-section-id=\"qy4csf\" data-start=\"507\" data-end=\"529\">Sistemas operativos.<\/li>\n<li data-section-id=\"8gazbp\" data-start=\"530\" data-end=\"553\">Comandos de terminal.<\/li>\n<\/ul>\n<h3 data-section-id=\"hg4mez\" data-start=\"555\" data-end=\"582\">Ejemplo en programaci&oacute;n<\/h3>\n<p data-start=\"583\" data-end=\"621\">Estas variables pueden ser diferentes:<\/p>\n<div class=\"relative w-full mt-4 mb-1\">\n<div class=\"\">\n<div class=\"relative\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"h-full min-h-0 min-w-0\">\n<div class=\"border border-token-border-light border-radius-3xl corner-superellipse\/1.1 rounded-3xl\">\n<div class=\"h-full w-full border-radius-3xl bg-token-bg-elevated-secondary corner-superellipse\/1.1 overflow-clip rounded-3xl lxnfua_clipPathFallback\">\n<div class=\"pointer-events-none absolute end-1.5 top-1 z-2 md:end-2 md:top-1\"><\/div>\n<div class=\"relative\">\n<div class=\"pe-11 pt-3\">\n<div class=\"relative z-0 flex max-w-full\">\n<div id=\"code-block-viewer\" class=\"q9tKkq_viewer cm-editor z-10 light:cm-light dark:cm-light flex h-full w-full flex-col items-stretch &#892;d &#892;r\" dir=\"ltr\">\n<div class=\"cm-scroller\">\n<pre class=\"cm-content q9tKkq_readonly m-0\"><code>nombre\r\nNombre\r\nNOMBRE<\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"\">\n<div class=\"\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p data-start=\"657\" data-end=\"736\">En muchos lenguajes de programaci&oacute;n, cada una representa una variable distinta.<\/p>\n<h3 data-section-id=\"11lk1sc\" data-start=\"738\" data-end=\"774\">Caso contrario: Case Insensitive<\/h3>\n<p data-start=\"775\" data-end=\"850\">Un sistema <strong data-start=\"786\" data-end=\"806\">case insensitive<\/strong> no distingue entre may&uacute;sculas y min&uacute;sculas.<\/p>\n<p data-start=\"852\" data-end=\"864\">Por ejemplo:<\/p>\n<ul data-start=\"866\" data-end=\"892\">\n<li data-section-id=\"187cgd4\" data-start=\"866\" data-end=\"874\"><code data-start=\"868\" data-end=\"874\">juan<\/code><\/li>\n<li data-section-id=\"17lgfrs\" data-start=\"875\" data-end=\"883\"><code data-start=\"877\" data-end=\"883\">JUAN<\/code><\/li>\n<li data-section-id=\"17m8vy0\" data-start=\"884\" data-end=\"892\"><code data-start=\"886\" data-end=\"892\">Juan<\/code><\/li>\n<\/ul>\n<p data-start=\"894\" data-end=\"930\">Ser&iacute;an tratados como el mismo valor.<\/p>\n<h3 data-section-id=\"16rf8nn\" data-start=\"932\" data-end=\"959\">&iquest;Por qu&eacute; es importante?<\/h3>\n<p data-start=\"960\" data-end=\"990\">Si un campo es <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">case sensitive<\/a>:<\/p>\n<ul data-start=\"991\" data-end=\"1115\">\n<li data-section-id=\"1v562jj\" data-start=\"991\" data-end=\"1051\">Debes escribir exactamente las mismas letras y may&uacute;sculas.<\/li>\n<li data-section-id=\"18gnyte\" data-start=\"1052\" data-end=\"1115\">Un peque&ntilde;o cambio puede generar errores de acceso o b&uacute;squeda.<\/li>\n<\/ul>\n<h3 data-section-id=\"ghdlj7\" data-start=\"1117\" data-end=\"1137\">Ejemplo pr&aacute;ctico<\/h3>\n<p data-start=\"1138\" data-end=\"1174\">Al iniciar sesi&oacute;n en una plataforma:<\/p>\n<ul data-start=\"1175\" data-end=\"1289\">\n<li data-section-id=\"txbr77\" data-start=\"1175\" data-end=\"1215\">El usuario puede ser case insensitive.<\/li>\n<li data-section-id=\"irvrvq\" data-start=\"1216\" data-end=\"1289\">La contrase&ntilde;a normalmente es <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">case sensitive<\/a> para aumentar la seguridad.<\/li>\n<\/ul>\n<p data-start=\"1291\" data-end=\"1434\" data-is-last-node=\"\" data-is-only-node=\"\">En resumen, <strong data-start=\"1303\" data-end=\"1433\"><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">case sensitive<\/a> significa que un sistema diferencia entre letras may&uacute;sculas y min&uacute;sculas, trat&aacute;ndolas como caracteres distintos<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Case Sensitive<\/a> significa que un sistema distingue entre letras may&uacute;sculas y min&uacute;sculas, consider&aacute;ndolas caracteres diferentes. Ejemplo Si una contrase&ntilde;a es: MiClave123 Entonces estos valores ser&iacute;an distintos: MiClave123 &#9989; miclave123 &#10060; MICLAVE123 &#10060; Miclave123 &#10060; Porque el sistema diferencia entre M, m y otras combinaciones de may&uacute;sculas y min&uacute;sculas. &iquest;D&oacute;nde se utiliza? Contrase&ntilde;as. Nombres de usuario &hellip; <a href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" class=\"more-link\">Seguir leyendo <span class=\"screen-reader-text\"><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/case-sensitive\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Case Sensitive<\/a><\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-168","glossary","type-glossary","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/168","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"version-history":[{"count":2,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/168\/revisions"}],"predecessor-version":[{"id":170,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/168\/revisions\/170"}],"wp:attachment":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/media?parent=168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}