public function extensionName(): string
    {
        if (array_key_exists($this->_oid, self::MAP_OID_TO_NAME)) {
            return self::MAP_OID_TO_NAME[$this->_oid];
        }
        return $this->oid();
    }
public function extensionName(): string
    {
        if (array_key_exists($this->_oid, self::MAP_OID_TO_NAME)) {
            return self::MAP_OID_TO_NAME[$this->_oid];
        }
        return $this->oid();
    }
public function extensionName ( ) : string { if ( array_key_exists ( $ this -> _oid , self :: MAP_OID_TO_NAME ) ) { return self :: MAP_OID_TO_NAME [ $ this -> _oid ] ; } return $ this -> oid ( ) ; }
Get short name of the extension.

@return string
Get short name of the extension .