src/DateRange.php
public function isOpenEnded()
    {
        return is_null($this->before) || (!is_null($this->after) && $this->before->lte($this->after));
    }
public function isOpenEnded()
    {
        return is_null($this->before) || (!is_null($this->after) && $this->before->lte($this->after));
    }
public function isOpenEnded ( ) { return is_null ( $ this -> before ) || ( ! is_null ( $ this -> after ) && $ this -> before -> lte ( $ this -> after ) ) ; }
Determines if a date range has an upper bound.

@return bool
Determines if a date range has an upper bound .