Answers for "carbon set day + date"

carbon start of day

// start of day in date (2021-01-01 00:00:00)
Carbon::now()->startOfDay()
 
// start of day in timestamp (1609459200)
Carbon::now()->startOfDay()->timestamp
 
// end of day in date (2021-01-01 23:59:59)
Carbon::now()->endOfDay()
 
// end of day in timestamp (1609545599)
Carbon::now()->endOfDay()->timestamp

minus day from carbon date

$day = '2019-10-30 18:29:19';
$date = Carbon::createFromFormat('Y-m-d H:i:s', $day);
$date->subDay(); // Subtracts 1 day
echo $date->format('Y-m-d h:i:s');