diff --git a/src/Request.php b/src/Request.php
index a06d79a..7c74df2 100644
--- a/src/Request.php
+++ b/src/Request.php
@@ -803,6 +803,35 @@ class Request implements ServerRequestInterface
     }
 
 
+    /**
+     * @param string $name
+     * @return bool
+     */
+    public function has(string $name): bool
+    {
+        return $this->request($name,null) !== null;
+    }
+
+
+    /**
+     * @param string $name
+     * @param mixed|null $value
+     * @return mixed
+     */
+    public function request(string $name, mixed $value = null): mixed
+    {
+        $parseBody   = $this->getParsedBody();
+        $queryParams = $this->getQueryParams();
+        if (isset($queryParams[$name])) {
+            return $queryParams[$name];
+        }
+        if (isset($parseBody[$name])) {
+            return $parseBody[$name];
+        }
+        return $value;
+    }
+
+
     /**
      * @return int
      */