{"id":814,"date":"2011-09-25T11:46:54","date_gmt":"2011-09-25T11:46:54","guid":{"rendered":"https:\/\/www.jose-aguilar.com\/blog\/?p=814"},"modified":"2012-02-29T21:09:49","modified_gmt":"2012-02-29T21:09:49","slug":"selector-de-fechas-con-select","status":"publish","type":"post","link":"https:\/\/www.jose-aguilar.com\/blog\/selector-de-fechas-con-select\/","title":{"rendered":"Selector de fechas con SELECT"},"content":{"rendered":"<p>Una de las opciones m\u00e1s simples para hacer un selector de fechas es disponer de 3 selectores con d\u00eda, mes y a\u00f1o seleccion\u00e1ndolos de forma separada dentro de un formulario.<\/p>\n<p><a href=\"https:\/\/www.jose-aguilar.com\/blog\/wp-content\/uploads\/2011\/09\/selectdate.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-815\" title=\"selectdate\" src=\"https:\/\/www.jose-aguilar.com\/blog\/wp-content\/uploads\/2011\/09\/selectdate.png\" alt=\"\" width=\"210\" height=\"31\" \/><\/a>Para implementar este tipo de selector debemos crear un formulario con 3 selectores.<\/p>\n<p>Uno para el d\u00eda de la siguiente forma:<\/p>\n<pre>&lt;select name=\"dia\"&gt;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0&lt;?php\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0for ($i=1; $i&lt;=31; $i++) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if ($i == date('j'))\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\" selected&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0else\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\"&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0?&gt;\r\n&lt;\/select&gt;<\/pre>\n<p>Como vemos, para generar las opciones para los d\u00edas creamos un bucle hasta el m\u00e1ximo n\u00famero de d\u00edas que puede tener un mes y con la condici\u00f3n de dentro lo que hacemos es mirar de dejar seleccionado por defecto el d\u00eda de hoy.<\/p>\n<p>Para el m\u00e9s tendr\u00edamos algo parecido:<\/p>\n<pre>&lt;select name=\"mes\"&gt;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0&lt;?php\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0for ($i=1; $i&lt;=12; $i++) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if ($i == date('m'))\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\" selected&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0else\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\"&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0?&gt;\r\n&lt;\/select&gt;<\/pre>\n<p>Y para el a\u00f1o:<\/p>\n<pre>&lt;select name=\"ano\"&gt;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0&lt;?php\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0for($i=date('o'); $i&gt;=1910; $i--){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if ($i == date('o'))\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\" selected&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0else\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0echo '&lt;option value=\"'.$i.'\"&gt;'.$i.'&lt;\/option&gt;';\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0?&gt;\r\n&lt;\/select&gt;<\/pre>\n<p>El selector de a\u00f1o es distinto a los otros dos por el simple hecho de que queremos mostrar los a\u00f1os en el selector de mayor a\u00f1o a menor. Por eso en el bucle estamos partiendo del a\u00f1o actual y vamos decrementando hasta el a\u00f1o 1910.<\/p>\n<p>Ahora solo falta recibir la fecha con PHP para procesarla.<\/p>\n<pre>&lt;?php\r\nif (isset($_POST['enviar'])) {\r\n\u00a0\u00a0 \u00a0echo 'Fecha recibida: '.$_POST['dia'].'\/'.$_POST['mes'].'\/'.$_POST['ano'];\r\n}\r\n?&gt;<\/pre>\n<p>Sabiendo que el formulario tambi\u00e9n tendr\u00e1 un bot\u00f3n con name=\u00bbenviar\u00bb, si se pulsa dicho bot\u00f3n simplemente estamos imprimiendo la fecha enviada.<\/p>\n<p><a href=\"https:\/\/www.jose-aguilar.com\/scripts\/php\/birthday_select\/\">Ver ejemplo en funcionamiento<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Una de las opciones m\u00e1s simples para hacer un selector de fechas es disponer de 3 selectores con d\u00eda, mes y a\u00f1o seleccion\u00e1ndolos de forma separada dentro de un formulario. Para implementar este tipo de selector debemos crear un formulario con 3 selectores. Uno para el d\u00eda de la siguiente forma: &lt;select name=\u00bbdia\u00bb&gt; \u00a0\u00a0 \u00a0\u00a0\u00a0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6469,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,3],"tags":[84,62],"class_list":["post-814","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-html","category-php","tag-formularios","tag-selects"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Selector de fechas con SELECT - Jose Aguilar Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Selector de fechas con SELECT - Jose Aguilar Blog\" \/>\n<meta property=\"og:description\" content=\"Una de las opciones m\u00e1s simples para hacer un selector de fechas es disponer de 3 selectores con d\u00eda, mes y a\u00f1o seleccion\u00e1ndolos de forma separada dentro de un formulario. Para implementar este tipo de selector debemos crear un formulario con 3 selectores. 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