add clear

wx/Config.php

@@ -396,4 +396,24 @@ class Config
 		return $this->key;
 	}
 
+
+	/**
+	 * @param array $configs
+	 * @return $this
+	 */
+	public function setConfigs(array $configs)
+	{
+		foreach ($configs as $key => $val) {
+			if (empty($val) || is_array($val)) {
+				continue;
+			}
+			if (!property_exists($this, $key)) {
+				continue;
+			}
+
+			$this->$key = $val;
+		}
+		return $this;
+	}
+
 }