diff --git a/HttpServer/Http/HttpHeaders.php b/HttpServer/Http/HttpHeaders.php
index 6f6305bb..2a63ccf8 100644
--- a/HttpServer/Http/HttpHeaders.php
+++ b/HttpServer/Http/HttpHeaders.php
@@ -109,7 +109,10 @@ class HttpHeaders
 	 */
 	public function getHeader($name)
 	{
-		return $this->headers[$name] ?? null;
+		if (!isset($this->headers[$name])) {
+			return null;
+		}
+		return $this->headers[$name];
 	}
 
 
diff --git a/HttpServer/Http/Request.php b/HttpServer/Http/Request.php
index 64aba085..cb7a3e37 100644
--- a/HttpServer/Http/Request.php
+++ b/HttpServer/Http/Request.php
@@ -321,7 +321,11 @@ class Request extends Application
 	 */
 	public function getMethod()
 	{
-		return strtolower($this->headers->getHeader('request_method'));
+		$method = $this->headers->getHeader('request_method');
+		if (empty($method)) {
+			return 'get';
+		}
+		return strtolower($method);
 	}
 
 	/**
@@ -428,7 +432,7 @@ class Request extends Application
 		if (!empty($request->post)) {
 			$sRequest->params->setPosts($request->post ?? []);
 		}
-		$sRequest->headers = Snowflake::createObject(HttpHeaders::class,[array_merge($request->server, $request->header ??  [])]);
+		$sRequest->headers = Snowflake::createObject(HttpHeaders::class, [array_merge($request->server, $request->header ?? [])]);
 		return $sRequest;
 	}
 
diff --git a/System/Core/JSON.php b/System/Core/JSON.php
index 8b11fa40..0411186e 100644
--- a/System/Core/JSON.php
+++ b/System/Core/JSON.php
@@ -38,13 +38,14 @@ class JSON
 	 */
 	private static function filter($data)
 	{
-		array_walk_recursive($data, function (&$value, $key) {
+		array_walk_recursive($data, function ($value, $key) use ($data) {
 			if (!is_numeric($value)) {
 				return;
 			}
 			if (is_int(+$value)) {
 				$value = +$value;
 			}
+			$data[$key] = $value;
 		});
 		return json_encode($data, JSON_UNESCAPED_UNICODE);
 	}