Foros del Web - Ver Mensaje Individual

emprear · #2 (**permalink**) 20/06/2012, 01:41

Código HTML:

Ver original<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>titulo</title> 
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<script type="text/javascript">
//<![CDATA[
/* script */
function url_en_texto(campo){
var elCampo = document.getElementById(campo).value;
var coincide = elCampo.match( /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/gi);
if(coincide != null){
alert('hay una url');
}
}
//]]>
</script>
</head>
<body>
<div>
<textarea id="texto" cols="30" rows="5"></textarea>
<br />
<button onclick="url_en_texto('texto');">verificar</button>
</div>
</body>
</html>

Saludos