help with a php script !!

[Lifetalk]

<?php
error_reporting(0);
function testurl($host) {
    $page = file_get_contents($host);
    
        if (false === $page)
        {
            return false;
        }
        else
        {
            return true;
        }
}

if (testurl('http://google.com'))
{
    echo 'google is awake';
}
else
{
    echo 'google is not awake';
}

?>