cleanup, docs

site/doc/pages/2_DValue_get_by_path.txt

@@ -7,6 +7,7 @@ delim : path separator string
 return value : resolved child copy, or an empty DValue when traversal fails
 
 :see
+>types
 0_DValue
 2_DValue_has
 2_DValue_to_string
@@ -14,6 +15,7 @@ return value : resolved child copy, or an empty DValue when traversal fails
 :content
 Traverses nested map/list children without creating missing nodes. Empty path segments are ignored. If any segment is missing or an intermediate value is not map-shaped, the method returns an empty `DValue`.
 
-```cpp
-String label = context.cfg.get_by_path("theme/options/label").to_string("Default");
-```
+:example
+DValue cfg;
+cfg["site"]["title"] = "UCE";
+print(cfg.get_by_path("site/title").to_string(), "\n");