PHP code for collecting email addresses (grabbing email addresses from web pages)_PHP tutorial

Copy code The code is as follows:

$url='http://www.jb51.net' ; //This page definitely contains an email address.
$content=file_get_contents($url);
//echo $content;
function getEmail($str) {
//$pattern = "/([a-z0-9]* [-_.]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[.][a-z]{2, 3}([.][a-z]{2})?/i";
$pattern = "/([a-z0-9-_.]+@[a-z0-9]+.[a -z0-9-_.]+)/";
preg_match_all($pattern,$str,$emailArr);

return $emailArr[0];
}
print_r( getEmail($content));
?>

http://www.bkjia.com/PHPjc/325632.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/325632.htmlTechArticleCopy the code as follows: ?php $url='http://www.jb51.net'; // This page definitely contains an email address. $content=file_get_contents($url); //echo $content; function getEmail($str)...