Swat/SwatDate.php
public function subtractMinutes($minutes)
    {
        $minutes = (int) $minutes;
        $minutes = -$minutes;
        return $this->addMinutes($minutes);
    }
public function subtractMinutes($minutes)
    {
        $minutes = (int) $minutes;
        $minutes = -$minutes;
        return $this->addMinutes($minutes);
    }
public function subtractMinutes ( $ minutes ) { $ minutes = ( int ) $ minutes ; $ minutes = - $ minutes ; return $ this -> addMinutes ( $ minutes ) ; }
Subtracts the specified number of minutes from this date

@param integer $minutes the number of minutes to subtract.

@return this object on success or false on failure.
Subtracts the specified number of minutes from this date