{"id":3478,"date":"2014-05-28T09:00:58","date_gmt":"2014-05-28T07:00:58","guid":{"rendered":"https:\/\/blogs.ua.es\/pi\/?p=3478"},"modified":"2014-03-01T17:08:05","modified_gmt":"2014-03-01T16:08:05","slug":"como-extraer-una-parte-de-un-array","status":"publish","type":"post","link":"https:\/\/blogs.ua.es\/pi\/2014\/05\/28\/como-extraer-una-parte-de-un-array\/","title":{"rendered":"\u00bfC\u00f3mo extraer una parte de un array?"},"content":{"rendered":"<p>Ayer comentaba las tres funciones que existen en JavaScript para extraer una subcadena. Hoy toca lo mismo, pero con los arrays:\u00a0<a href=\"http:\/\/ariya.ofilabs.com\/2014\/02\/javascript-array-slice-vs-splice.html\">JavaScript Array: slice vs splice<\/a>.<\/p>\n<p>Las dos funciones slice y splice puede parecer que hacen lo mismo, pero no es as\u00ed. Y hay una diferencia muy importante: splice modifica el array sobre el que se aplica la funci\u00f3n.<\/p>\n<p>SLICE<\/p>\n<pre>var x = [14, 3, 77];\r\nvar y = x.slice(1, 2);\r\nconsole.log(x); \u00a0 \u00a0\/\/ [14, 3, 77]\r\nconsole.log(y); \u00a0 \u00a0\/\/ [3]<\/pre>\n<p>SPLICE<\/p>\n<pre>var x = [14, 3, 77]\r\nvar y = x.splice(1, 2)\r\nconsole.log(x) \u00a0 \u00a0\/\/ [14]\r\nconsole.log(y) \u00a0 \u00a0\/\/ [3, 77]<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Ayer comentaba las tres funciones que existen en JavaScript para extraer una subcadena. Hoy toca lo &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/blogs.ua.es\/pi\/2014\/05\/28\/como-extraer-una-parte-de-un-array\/\"> <span class=\"screen-reader-text\">\u00bfC\u00f3mo extraer una parte de un array?<\/span> Read more \u2192<\/a><\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[4803],"class_list":["post-3478","post","type-post","status-publish","format-standard","hentry","category-general","tag-javascript"],"_links":{"self":[{"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/posts\/3478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/users\/40"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/comments?post=3478"}],"version-history":[{"count":1,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/posts\/3478\/revisions"}],"predecessor-version":[{"id":3479,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/posts\/3478\/revisions\/3479"}],"wp:attachment":[{"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/media?parent=3478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/categories?post=3478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.ua.es\/pi\/wp-json\/wp\/v2\/tags?post=3478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}