How to delete files from directory based on creation date in php?

Question

I have a cache folder that stores html files. They are overwritten when needed, but a lot of the time, rarely used pages are cached in there also, that just end up using sp

Answer 1

$directory = $_SERVER['DOCUMENT_ROOT'].'/pathfromRoot/';

$files = array_slice(scandir($directory), 2);
foreach($files as $file)
{
    // $extension      = substr($file, -3, 3); 
    // if ($extension == 'jpg') // in case you only want specific files deleted
    // {
    $stat = stat($directory.$file);
    $filedate = date_create(date("Y-m-d", $stat['ctime']));
    $today = date_create(date("Y-m-d"));
    $days = date_diff($filedate, $today, true);
    // dd($days);
    if ($days->days > 180) 
    { 
        unlink($directory.$file);
    }
     // } 
}