{"id":2812,"date":"2025-10-07T19:30:04","date_gmt":"2025-10-07T19:30:04","guid":{"rendered":"https:\/\/multicalculador.net\/?page_id=2812"},"modified":"2025-10-07T19:38:58","modified_gmt":"2025-10-07T19:38:58","slug":"longitud","status":"publish","type":"page","link":"https:\/\/multicalculador.net\/?page_id=2812","title":{"rendered":"longitud"},"content":{"rendered":"\n\n\n\n \n \n Convertidor de Longitud<\/title>\n <style>\n :root {\n --color-fondo: #f4f7f9;\n --color-tarjeta: #ffffff;\n --color-sombra: rgba(0,0,0,0.1);\n --color-texto-principal: #2c3e50;\n --color-texto-secundario: #5a738c;\n --color-borde: #dcdcdc;\n --color-input-fondo: #fdfdfd;\n }\n\n body.dark-mode {\n --color-fondo: #2c3e50;\n --color-tarjeta: #34495e;\n --color-sombra: rgba(0,0,0,0.2);\n --color-texto-principal: #ecf0f1;\n --color-texto-secundario: #bdc3c7;\n --color-borde: #5a738c;\n --color-input-fondo: #2c3e50;\n }\n\n body {\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n background-color: var(--color-fondo);\n color: var(--color-texto-principal);\n display: flex;\n justify-content: center;\n align-items: center;\n height: 100vh;\n margin: 0;\n transition: background-color 0.3s, color 0.3s;\n }\n\n .calculadora-contenedor {\n background-color: var(--color-tarjeta);\n padding: 40px;\n border-radius: 12px;\n box-shadow: 0 8px 30px var(--color-sombra);\n width: 90%;\n max-width: 700px;\n transition: background-color 0.3s;\n }\n\n .header {\n display: flex;\n justify-content: space-between;\n align-items: center;\n margin-bottom: 20px;\n }\n\n h1 { margin: 0; font-size: 28px; }\n \n .btn-icono {\n background: none;\n border: 1px solid var(--color-borde);\n border-radius: 50%;\n width: 40px;\n height: 40px;\n cursor: pointer;\n font-size: 20px;\n display: flex;\n justify-content: center;\n align-items: center;\n color: var(--color-texto-secundario);\n transition: background-color 0.2s, color 0.2s;\n }\n .btn-icono:hover {\n background-color: var(--color-fondo);\n color: var(--color-texto-principal);\n }\n\n .convertidor-flex {\n display: flex;\n justify-content: space-between;\n align-items: center;\n gap: 15px;\n }\n\n .panel {\n flex: 1;\n display: flex;\n flex-direction: column;\n }\n \n .controles-centrales {\n display: flex;\n flex-direction: column;\n gap: 10px;\n }\n\n .campo-resultado {\n position: relative;\n }\n\n #btn-copiar {\n position: absolute;\n right: 5px;\n top: 50%;\n transform: translateY(-50%);\n width: 35px;\n height: 35px;\n font-size: 16px;\n border: none;\n }\n\n input[type=\"text\"], input[type=\"number\"], select {\n width: 100%;\n padding: 12px;\n margin-top: 8px;\n border: 1px solid var(--color-borde);\n border-radius: 8px;\n box-sizing: border-box;\n font-size: 18px;\n background-color: var(--color-input-fondo);\n color: var(--color-texto-principal);\n }\n select { margin-top: 10px; }\n\n label { font-weight: 600; color: var(--color-texto-secundario); }\n <\/style>\n<\/head>\n<body>\n\n <div class=\"calculadora-contenedor\">\n <div class=\"header\">\n <h1>Convertidor de Longitud<\/h1>\n <button id=\"btn-tema\" class=\"btn-icono\">\ud83c\udf13<\/button>\n <\/div>\n <div class=\"convertidor-flex\">\n <div class=\"panel\">\n <label for=\"valor-desde\">Desde:<\/label>\n <input type=\"number\" id=\"valor-desde\" value=\"1\">\n <select id=\"unidad-desde\"><\/select>\n <\/div>\n\n <div class=\"controles-centrales\">\n <button id=\"btn-intercambiar\" class=\"btn-icono\">\ud83d\udd04<\/button>\n <\/div>\n\n <div class=\"panel\">\n <label for=\"valor-hasta\">Hasta:<\/label>\n <div class=\"campo-resultado\">\n <input type=\"text\" id=\"valor-hasta\" readonly style=\"font-family: inherit;\">\n <button id=\"btn-copiar\" class=\"btn-icono\">\ud83d\udccb<\/button>\n <\/div>\n <select id=\"unidad-hasta\"><\/select>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n const valorDesdeInput = document.getElementById('valor-desde');\n const unidadDesdeSelect = document.getElementById('unidad-desde');\n const valorHastaInput = document.getElementById('valor-hasta');\n const unidadHastaSelect = document.getElementById('unidad-hasta');\n const btnTema = document.getElementById('btn-tema');\n const btnIntercambiar = document.getElementById('btn-intercambiar');\n const btnCopiar = document.getElementById('btn-copiar');\n\n const factores = {\n 'meter': { factor: 1, nombre: 'Metro' },\n 'kilometer': { factor: 1000, nombre: 'Kil\u00f3metro' },\n 'centimeter': { factor: 0.01, nombre: 'Cent\u00edmetro' },\n 'millimeter': { factor: 0.001, nombre: 'Mil\u00edmetro' },\n 'micrometer': { factor: 1e-6, nombre: 'Micr\u00f3metro' },\n 'nanometer': { factor: 1e-9, nombre: 'Nan\u00f3metro' },\n 'mile': { factor: 1609.34, nombre: 'Milla' },\n 'yard': { factor: 0.9144, nombre: 'Yarda' },\n 'foot': { factor: 0.3048, nombre: 'Pie' },\n 'inch': { factor: 0.0254, nombre: 'Pulgada' },\n 'light_year': { factor: 9.461e+15, nombre: 'A\u00f1o Luz' }\n };\n\n function popularUnidades() {\n unidadDesdeSelect.innerHTML = '';\n unidadHastaSelect.innerHTML = '';\n\n for (const key in factores) {\n const optionDesde = new Option(factores[key].nombre, key);\n const optionHasta = new Option(factores[key].nombre, key);\n unidadDesdeSelect.add(optionDesde);\n unidadHastaSelect.add(optionHasta);\n }\n \n unidadDesdeSelect.value = 'meter';\n unidadHastaSelect.value = 'foot';\n \n convertir();\n }\n\n function convertir() {\n const valorDesde = parseFloat(valorDesdeInput.value);\n const unidadDesde = unidadDesdeSelect.value;\n const unidadHasta = unidadHastaSelect.value;\n\n if (isNaN(valorDesde)) {\n valorHastaInput.value = '';\n return;\n }\n\n const valorEnBase = valorDesde * factores[unidadDesde].factor;\n const valorConvertido = valorEnBase \/ factores[unidadHasta].factor;\n \n if (valorConvertido > 0 && (valorConvertido < 0.0001 || valorConvertido > 1e15)) {\n valorHastaInput.value = valorConvertido.toExponential(4);\n } else {\n valorHastaInput.value = parseFloat(valorConvertido.toFixed(6));\n }\n }\n \n btnTema.addEventListener('click', () => {\n document.body.classList.toggle('dark-mode');\n });\n\n btnIntercambiar.addEventListener('click', () => {\n const tempUnidad = unidadDesdeSelect.value;\n unidadDesdeSelect.value = unidadHastaSelect.value;\n unidadHastaSelect.value = tempUnidad;\n convertir();\n });\n\n btnCopiar.addEventListener('click', () => {\n navigator.clipboard.writeText(valorHastaInput.value).then(() => {\n btnCopiar.textContent = '\u2705';\n setTimeout(() => { btnCopiar.textContent = '\ud83d\udccb'; }, 1500);\n });\n });\n\n valorDesdeInput.addEventListener('input', convertir);\n unidadDesdeSelect.addEventListener('change', convertir);\n unidadHastaSelect.addEventListener('change', convertir);\n\n popularUnidades();\n <\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>Convertidor de Longitud Convertidor de Longitud \ud83c\udf13 Desde: \ud83d\udd04 Hasta: \ud83d\udccb<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-2812","page","type-page","status-publish","hentry"],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false},"uagb_author_info":{"display_name":"fernando.facundo.gomez@gmail.com","author_link":"https:\/\/multicalculador.net\/?author=1"},"uagb_comment_info":0,"uagb_excerpt":"Convertidor de Longitud Convertidor de Longitud \ud83c\udf13 Desde: \ud83d\udd04 Hasta: \ud83d\udccb","_links":{"self":[{"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/pages\/2812","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/multicalculador.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2812"}],"version-history":[{"count":4,"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/pages\/2812\/revisions"}],"predecessor-version":[{"id":2832,"href":"https:\/\/multicalculador.net\/index.php?rest_route=\/wp\/v2\/pages\/2812\/revisions\/2832"}],"wp:attachment":[{"href":"https:\/\/multicalculador.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}