{"id":5106,"date":"2025-12-01T14:24:37","date_gmt":"2025-12-01T13:24:37","guid":{"rendered":"https:\/\/sutilweb.eu\/?page_id=5106"},"modified":"2025-12-01T14:24:37","modified_gmt":"2025-12-01T13:24:37","slug":"11-bucle-for-y-bucle-foreach","status":"publish","type":"page","link":"https:\/\/sutilweb.eu\/index.php\/lenguajes\/php\/php-practico\/11-bucle-for-y-bucle-foreach\/","title":{"rendered":"11. Bucle for y bucle foreach"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">En este cap\u00edtulo vamos a ver dos estructuras repetitivas, se trata de los bucles <strong><em>for<\/em><\/strong> y <strong><em>foreach<\/em><\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Bucle for<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El bucle for funciona de una manera&nbsp;muy similar al bucle while pero su estructura es m\u00e1s sencilla.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ejm<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n\n$base = 2;\n$exp = 5;\n\n$resultado = 1;\n\nfor ($i=0; $i &lt;= $exp ; $i++) { \n    $resultado = $resultado * $base;\n}\n\necho \"El valor de $base elevado a $exp es: $resultado\";<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ejm 2<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n\n\/\/ Ejercicio completo\n\necho \"&lt;br \/&gt;&lt;br \/&gt;\";\necho \"Ejercicio\";\necho \"&lt;br \/&gt;&lt;br \/&gt;\";\n\n$filas = 10;\n\nfor ($i=1; $i &lt;= $filas ; $i++) { \n    for($j = 1; $j &lt;= $i; $j++){\n      echo \"*\";\n    }\n    echo \"&lt;br \/&gt;\";\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Bucle foreach<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Estos bucles est\u00e1n relacionados con los <strong>Arrays,<\/strong> que, para adelantar un poco aunque no hemos llegado al tema de los mismos, sirven&nbsp;cuando queremos almacenar m\u00e1s de un dato en una variable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El bucle <strong><em>foreach<\/em><\/strong> lo que nos permite es ir iterando todos los valores que tengamos en un Array, de la siguiente forma.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ejm<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ Bucle foreach\n  echo \"&lt;br \/>&lt;br \/>\";\n  echo \"&lt;h2>Bucle foreach&lt;\/h2>\";\n\n  $nombres = &#91;\"Francisco\", \"Beatriz\", \"Iv\u00e1n\"];\n\n  foreach($nombres as $indice => $nombre){\n    echo \"&lt;b>\u00cdndice $indice&lt;\/b>: $nombre\";\n    echo \"&lt;br \/>\";\n }<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>En este cap\u00edtulo vamos a ver dos estructuras repetitivas, se trata de los bucles for y foreach. Bucle for El bucle for&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":4518,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-5106","page","type-page","status-publish","hentry"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false},"uagb_author_info":{"display_name":"Sutil Web","author_link":"https:\/\/sutilweb.eu\/index.php\/author\/sutilweb\/"},"uagb_comment_info":0,"uagb_excerpt":"En este cap\u00edtulo vamos a ver dos estructuras repetitivas, se trata de los bucles for y foreach. Bucle for El bucle for...","_links":{"self":[{"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/pages\/5106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/comments?post=5106"}],"version-history":[{"count":5,"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/pages\/5106\/revisions"}],"predecessor-version":[{"id":5111,"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/pages\/5106\/revisions\/5111"}],"up":[{"embeddable":true,"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/pages\/4518"}],"wp:attachment":[{"href":"https:\/\/sutilweb.eu\/index.php\/wp-json\/wp\/v2\/media?parent=5106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}