Kolina PHP Day of Date
$dayofweek = date('w', strtotime($date));
$result = date('Y-m-d', strtotime(($day - $dayofweek).' day', strtotime($date)));
Fair Fish
$dayofweek = date('w', strtotime($date));
$result = date('Y-m-d', strtotime(($day - $dayofweek).' day', strtotime($date)));date("l",time()) // LOWER CASE L $datetime = DateTime::createFromFormat('YmdHi', '201308131830');
echo $datetime->format('D');
// or
$date = new \DateTime();
echo $date->format("D");