library/Rediska/Config.php
public function get($nameOrPattern)
    {
        $configGet = new Rediska_Connection_Exec($this->_connection, array('CONFIG', 'GET', $nameOrPattern));
        $valuesAfterNames = $configGet->execute();

        if (preg_match('/\W/i', $nameOrPattern)) { // Pattern
            $isParameter = true;
            $namesAndValues = array();
            foreach($valuesAfterNames as $nameOrValue) {
                if ($isParameter) {
                    $name = $nameOrValue;
                } else {
                    $namesAndValues[$name] = $this->_sanitizeValue($nameOrValue);
                }

                $isParameter = !$isParameter;
            }

            return $namesAndValues;
        } else { // Parameter name
            if (empty($valuesAfterNames)) {
                return null;
            } else {
                return $this->_sanitizeValue($valuesAfterNames[1]);
            }
        }
    }
public function get($nameOrPattern)
    {
        $configGet = new Rediska_Connection_Exec($this->_connection, array('CONFIG', 'GET', $nameOrPattern));
        $valuesAfterNames = $configGet->execute();

        if (preg_match('/\W/i', $nameOrPattern)) { // Pattern
            $isParameter = true;
            $namesAndValues = array();
            foreach($valuesAfterNames as $nameOrValue) {
                if ($isParameter) {
                    $name = $nameOrValue;
                } else {
                    $namesAndValues[$name] = $this->_sanitizeValue($nameOrValue);
                }

                $isParameter = !$isParameter;
            }

            return $namesAndValues;
        } else { // Parameter name
            if (empty($valuesAfterNames)) {
                return null;
            } else {
                return $this->_sanitizeValue($valuesAfterNames[1]);
            }
        }
    }
Get parameter or parameters by pattern

@param string $nameOrPattern Name or pattern
@return string|array