src/Chippyash/Validation/Common/ISO8601/MatchDate.php
public function matchDate($date)
    {
        return $this->matchPart(
            $date,
        $this->formatRegex[$this->format][self::STRDATE]
        );
    }
public function matchDate($date)
    {
        return $this->matchPart(
            $date,
        $this->formatRegex[$this->format][self::STRDATE]
        );
    }
public function matchDate ( $ date ) { return $ this -> matchPart ( $ date , $ this -> formatRegex [ $ this -> format ] [ self :: STRDATE ] ) ; }
Match a date part

@param  string $date
@return boolean
Match a date part