Block any browser using php

$agent = $_SERVER['HTTP_USER_AGENT'];
if (preg_match("/bMSIEb/i", $agent))
{
echo 'You are using IE, you can pass.';
}
else if (preg_match("/bFirefoxb/i", $agent))
{
echo 'You are using Firefox, goodbye.';
exit();
}

?>

Tagged in:

• Browser
• PHP
• block
• IE