public function CarbonInterval::add in Persian Date for Drupal 8 8.4

Add the passed interval to the current instance

Parameters

DateInterval $interval:

Return value

static

File

src/Library/Carbon/CarbonInterval.php, line 509

Class

CarbonInterval

A simple API extension for DateInterval. The implementation provides helpers to handle weeks but only days are saved. Weeks are calculated based on the total days of the current instance.

Namespace

Drupal\persian_date\Library\Carbon

Code

public function add(DateInterval $interval) {
  $sign = $interval->invert === 1 ? -1 : 1;
  if (static::wasCreatedFromDiff($interval)) {
    $this->dayz += $interval->days * $sign;
  }
  else {
    $this->years += $interval->y * $sign;
    $this->months += $interval->m * $sign;
    $this->dayz += $interval->d * $sign;
    $this->hours += $interval->h * $sign;
    $this->minutes += $interval->i * $sign;
    $this->seconds += $interval->s * $sign;
  }
  return $this;
}