foreach ($get_csv as $url) {
if(!strpos($url[0], '://')){
$url[0]= str_replace(':/', '://', $url[0]);
}
}
foreach ($get_csv as $k => $url) {
if(!strpos($url[0], '://')){
$get_csv[$k][0] = str_replace(':/', '://', $url[0]);
}
}