{"id":1065,"date":"2011-11-01T17:57:38","date_gmt":"2011-11-01T17:57:38","guid":{"rendered":"https:\/\/www.jose-aguilar.com\/blog\/?p=1065"},"modified":"2012-02-26T14:29:21","modified_gmt":"2012-02-26T14:29:21","slug":"radio-button-onsubmi","status":"publish","type":"post","link":"https:\/\/www.jose-aguilar.com\/blog\/radio-button-onsubmi\/","title":{"rendered":"Enviar formulario al seleccionar una opci\u00f3n"},"content":{"rendered":"<p>Aplicar lo que vamos a explicar a continuaci\u00f3n podr\u00eda ser de utilidad aplicarlo cuando queremos implementar un sistema de encuesta y tenemos una pregunta con sus x opciones. Al seleccionar una de las opciones, se enviar\u00e1 el formulario sin necesidad de pulsar un bot\u00f3n.<\/p>\n<p>En el ejemplo que vamos a ilustrar vamos a mostrar simplemente 2 opciones donde el usuario solo elegir\u00e1 a que sexo pertenece.<\/p>\n<p>Entonces, en el &lt;body&gt; deber\u00edamos tener un formulario como el siguiente:<\/p>\n<pre>&lt;form name=\"input\" action=\"index.php\" method=\"post\"&gt;\r\n\u00a0\u00a0 \u00a0&lt;input type=\"radio\" name=\"sex\" value=\"Masculino\" onchange=\"this.form.submit()\"\/&gt; Masculino&lt;br \/&gt;\r\n\u00a0\u00a0 \u00a0&lt;input type=\"radio\" name=\"sex\" value=\"Femenino\" onchange=\"this.form.submit()\" \/&gt; Femenino&lt;br \/&gt;\r\n&lt;\/form&gt;<\/pre>\n<p>Tenemos 2 inputs tipo \u00abradio\u00bb con el mismo nombre, valor distinto y que al cambiar su valor el formulario se env\u00eda al servidor.<\/p>\n<p>Tras enviar el formulario necesitaremos recoger los datos con php.<\/p>\n<pre>&lt;?php\r\nif (isset($_POST['sex'])) {\r\n\u00a0\u00a0 \u00a0echo '&lt;p&gt;Has elegido el sexo '.$_POST['sex'].'&lt;\/p&gt;';\r\n}\r\n?&gt;<\/pre>\n<p>En este caso simplemente imprimimos por pantalla la opci\u00f3n seleccionada en el caso de que la variable $_POST[&#8216;sex&#8217;] exista.<\/p>\n<p><a href=\"https:\/\/www.jose-aguilar.com\/scripts\/javascript\/radio-button-onsubmit\/\">Ver el ejemplo en funcionamiento<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aplicar lo que vamos a explicar a continuaci\u00f3n podr\u00eda ser de utilidad aplicarlo cuando queremos implementar un sistema de encuesta y tenemos una pregunta con sus x opciones. Al seleccionar una de las opciones, se enviar\u00e1 el formulario sin necesidad de pulsar un bot\u00f3n. En el ejemplo que vamos a ilustrar vamos a mostrar simplemente [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6469,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,14,3],"tags":[84,90,48],"class_list":["post-1065","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-html","category-javascript","category-php","tag-formularios","tag-onsubmit","tag-radiobutton"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Enviar formulario al seleccionar una opci\u00f3n - 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=\"Enviar formulario al seleccionar una opci\u00f3n - Jose Aguilar Blog\" \/>\n<meta property=\"og:description\" content=\"Aplicar lo que vamos a explicar a continuaci\u00f3n podr\u00eda ser de utilidad aplicarlo cuando queremos implementar un sistema de encuesta y tenemos una pregunta con sus x opciones. 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