- strpos: documentation ( source)
<?php
$video_url = 'www.google.com';
$needles = array('http://', 'https://');
// Normalise the URLs
foreach ($needles as $key => $needle) {
if (strpos($video_url, $needle) === false) {
unset($needles[$key]);
}
}
if (count($needles)) {
$video_url = $video_url;
} else {
$video_url = 'http://' . $video_url;
}
echo $video_url;