src/DateTimeFactory.php
public static function fromConverter(Converter $con, DateTimeZone $dateTimeZone = null)
    {
        return static::of(
            $con->getYear(), $con->getMonth(), $con->getDay(),
            0, 0, 0, $dateTimeZone
        );
    }
public static function fromConverter(Converter $con, DateTimeZone $dateTimeZone = null)
    {
        return static::of(
            $con->getYear(), $con->getMonth(), $con->getDay(),
            0, 0, 0, $dateTimeZone
        );
    }
public static function fromConverter ( Converter $ con , DateTimeZone $ dateTimeZone = null ) { return static :: of ( $ con -> getYear ( ) , $ con -> getMonth ( ) , $ con -> getDay ( ) , 0 , 0 , 0 , $ dateTimeZone ) ; }
Just for convenience.

@param Converter         $con
@param DateTimeZone|null $dateTimeZone

@return DateTime the datetime u wanted
Just for convenience .