ActionsData::extractConditionValue

static function extractConditionValue(string $paramName, array $paramsValues): ?string
{
	$result = null;
	$params = explode(":", $paramName);

	if(!is_array($params) || count($params) !== 2)
	{
		throw new ArgumentException('paramName must be like paramSection:paramName');
	}

	if(isset($paramsValues[$params[0]][$params[1]]))
	{
		$result = (string)$paramsValues[$params[0]][$params[1]];
	}

	return $result;
}