public function getQuote($symbol)
    {
        $list = $this->fetchQuotes([$symbol]);

        return isset($list[0]) ? $list[0] : null;
    }
public function getQuote($symbol)
    {
        $list = $this->fetchQuotes([$symbol]);

        return isset($list[0]) ? $list[0] : null;
    }
public function getQuote ( $ symbol ) { $ list = $ this -> fetchQuotes ( [ $ symbol ] ) ; return isset ( $ list [ 0 ] ) ? $ list [ 0 ] : null ; }
Get quote for a single symbol.

@param string $symbol

@return Quote|null
Get quote for a single symbol .