Returns a user-supplied parameter

@param    string  Parameter name
@return   mixed
426127
public function getOpaque($name)
    {
        return (array_key_exists('opaque', $this->data)
                && array_key_exists($name, $this->data['opaque']))
               ? $this->data['opaque'][$name]: null;
    }
817098
public function searchByName($name) {
		return $this->parameters->search($name, function (Parameter $param, $name) {
			return $param->getName() == $name;
		});
	}
884228
public function get_param($name) {
        if (array_key_exists($name, $this->params)) {
            return $this->params[$name];
        } else {
            return null;
        }
    }
1210457
private function getParameter($paramName)
	{
		if (array_key_exists($paramName, $_REQUEST))
		{
			return str_replace(FileUtil::Slash().FileUtil::Slash(), FileUtil::Slash(), $_REQUEST[$paramName]);
		}
		else
		{
			return "";
		}
	}
843277
public function getParams($name=NULL) {
		if(!isset($this->payload['params'])) {
			return NULL;
		}
		$params = $this->payload['params'];
		if(isset($name)) {
			if(isset($params[$name])) {
				return $params[$name];
			}
		} else {
			return $params;
		}
		return NULL;
	}
1023135
public static function getGetParameter(string $name, string $default = null, array $allowed = null): string
    {
        return self::get('GET', $name, $default, $allowed);
    }
195092
public function param(string $name, $value = null)
    {
        if ($value === null) {
            return $this->params[$name] ?? null;
        }

        return $this->params[$name] = $value;
    }
853950
public function getParam($name)
    {
        $request = Registry::get(\OxidEsales\Eshop\Core\Request::class);

        return $request->getRequestEscapedParameter($name);
    }
1332218
protected function getParamFromRequest($name)
    {
        if (null !== $value = $this->requestStack->getCurrentRequest()->get($name)) {
            return $value;
        }

        if ((null !== $request = $this->requestStack->getParentRequest()) && null !== $value = $request->get($name)) {
            return $value;
        }

        if ((null !== $request = $this->requestStack->getMasterRequest()) && null !== $value = $request->get($name)) {
            return $value;
        }

        return null;
    }
814496
public function getParameter($name)
    {
        $name = (string)$name;
        return array_key_exists($name, $this->_params) ? $this->_params[$name] : null;
    }
1204656
public function getParameter($parameterName) {
    $parameterName = ltrim($parameterName, '$');
    $param_tags = $this->getDocBlock()->getTagsByName('param');
    /** @var \phpDocumentor\Reflection\DocBlock\Tag\ParamTag $param_tag */
    foreach ($param_tags as $param_tag) {
      if (ltrim($param_tag->getVariableName(), '$') === $parameterName) {
        return $param_tag;
      }
    }
    return NULL;
  }
1053378
public function &__get($name)
    {
        if(!isset($this->arguments[$name]))
            return null;
        
        return $this->arguments[$name];
    }
366745
public function get($name, array $parameters = array())
    {
        if ($this->hasGroup($name)) {
            return $this->callGroup($name, $parameters);
        }

        if ($this->has($name)) {
            $callback = $this->widgets[$name];

            return $this->getCallback($callback, $parameters);
        }

        return null;
    }
887329
public function getParam($name)
    {
        $name = strtoupper($name);
        if (isset($_SERVER[$name])) {
            return $_SERVER[$name];
        }
        return null;
    }
664775
public function getParameter($parameter)
    {
        $isRefreshed = false;

        if (!$this->cacheExists()) {
            $this->refresh();
            $isRefreshed = true;
        }

        $values = parse_ini_file($this->cachePath);
        $return = null;

        if (isset($values[$parameter])) {
            $return = $values[$parameter];
        } else {
            if (!$isRefreshed) {
                $this->refresh();
                $values = parse_ini_file($this->cachePath);

                if (isset($values[$parameter])) {
                    $return = $values[$parameter];
                }
            }
        }

        return $return ? $return : false;
    }
880120
public function getQueryParameter($name)
    {
        return isset($this->query[$name]) ? $this->query[$name] : null;
    }
323753
public function param($name)
    {
        $params = $this->params();
        if (isset($params[$name])) {
            return $params[$name];
        } else {
            return null;
        }
    }