@param string $name

@return mixed|string|null
967979
public function getRedirectRoute($name)
    {
        $redirect = $this->parameters->get('redirect');

        if (null === $redirect) {
            return $this->getRouteName($name);
        }

        if (is_array($redirect)) {
            if (!empty($redirect['referer'])) {
                return 'referer';
            }

            return $redirect['route'];
        }

        return $redirect;
    }
718037
public function getValue($name)
    {
        $value = null;
        if ($this->has($name)) {
            $value = call_user_func_array(
                [$this->_inputs[$name], 'getValue'],
                [$name]
            );
        }
        return $value;
    }
1086665
public function getParameterByName($name)
    {
        foreach ($this->parameters as $parameter) {
            if ($parameter->getName() === $name) {
                return $parameter;
            }
        }

        return null;
    }
316640
protected function get($name)
    {
        return isset($this->receivers[$name]) ? $this->receivers[$name] : null;
    }
623271
public function getPath($name)
    {
        return \array_key_exists($name, $this->paths) ? $this->paths[$name] : null;
    }
543729
public function get($name)
    {
        $config = $this->all;
        return isset($config[$name]) ? $config[$name] : null;
    }
1252224
public function get($name)
    {
        $input = null;
        if ($this->has($name)) {
            $input = $this->_inputs[$name];
        }
        return $input;
    }
520021
public function getField( $name )
	{
		if( !$this->hasField( $name ) )
			return NULL;
		$values	= $this->getFieldsByName( $name );
		return array_shift( $values );
	}
190938
public static function get($name = null)
    {
        if ($name === null) {
            $name = array_shift(array_keys(self::$containers));
        }
        return self::$containers[$name] ? self::$containers[$name] : null;
    }
134278
public function get($name)
    {
        return isset($this->routes[$name]) ? $this->routes[$name] : null;
    }
794137
public function getStringValue($name):?string
    {
        $value = $this->offsetGet($name);
        if (is_null($value)) {
            return null;
        }

        return (string)$value;
    }
279109
public function getParameter($name)
    {
        if (isset($this->_parameters[$name])) {
            return $this->_parameters[$name];
        }
        return null;
    }
1206724
public function get(string $name)
    {
        return isset($this->headers[$name]) ? $this->headers[$name] : null;
    }
976699
public function get($name)
    {
        if (is_null($name) || empty($name))
        {
            return null;
        }

        $loweredKey = strtolower($name);

        if (array_key_exists($loweredKey, $this->keyMap) === false)
        {
            return null;
        }

        $originalKey = $this->keyMap[$loweredKey];

        return $this->headerMap[$originalKey];
    }
771067
public function getDomain($name)
    {
        if (isset($this->domainMap[$name])) {
            return $this->domainMap[$name];
        }

        return null;
    }
268154
public function getBox($name)
    {
        return array_key_exists($name, $this->boxes) ? $this->boxes[$name] : null;
    }
557573
public function get($name) {
        return isset($this->metadata[$name]) ? $this->metadata[$name] : null;
    }