src/Viserio/Component/Routing/TreeGenerator/MatchedRouteDataMap.php
public function allowedHttpMethods(): array
    {
        $allowedHttpMethods = [];

        foreach ($this->httpMethodRouteMap as $item) {
            foreach ($item[0] as $method) {
                $allowedHttpMethods[] = $method;
            }
        }

        return \array_values($allowedHttpMethods);
    }
public function allowedHttpMethods(): array
    {
        $allowedHttpMethods = [];

        foreach ($this->httpMethodRouteMap as $item) {
            foreach ($item[0] as $method) {
                $allowedHttpMethods[] = $method;
            }
        }

        return \array_values($allowedHttpMethods);
    }
Get all allowed http methods.

@return array