public function addUnknownField(string $name): Field
    {
        $this->fields[$name] = new Field($name, $name, 'Unknown');

        return $this->fields[$name];
    }
public function addUnknownField(string $name): Field
    {
        $this->fields[$name] = new Field($name, $name, 'Unknown');

        return $this->fields[$name];
    }
public function addUnknownField ( string $ name ) : Field { $ this -> fields [ $ name ] = new Field ( $ name , $ name , 'Unknown' ) ; return $ this -> fields [ $ name ] ; }
Adds a runtime field, of type unknown.

@param string $name

@return Field
Adds a runtime field of type unknown .