public function fetch()
    {
        if (! $this->valid()) {
            return false;
        }
        $line = $this->current();
        $this->readLine();
        return $line;
    }
public function fetch()
    {
        if (! $this->valid()) {
            return false;
        }
        $line = $this->current();
        $this->readLine();
        return $line;
    }
public function fetch ( ) { if ( ! $ this -> valid ( ) ) { return false ; } $ line = $ this -> current ( ) ; $ this -> readLine ( ) ; return $ line ; }
Fetches and returns the next line.

Returns false if end of file is reached.

@return array|bool
Fetches and returns the next line .