fixed date

Author: mikeblome

docs/cpp/identifiers-cpp.md

@@ -1,7 +1,7 @@
 ---
 title: "Identifiers (C++) | Microsoft Docs"
 ms.custom: ""
-ms.date: "11/04/2016"
+ms.date: "09/12/2018"
 ms.technology: ["cpp-language"]
 ms.topic: "language-reference"
 dev_langs: ["C++"]
@@ -93,4 +93,4 @@ int main() {
  Use of two sequential underscore characters ( **__** ) in an identifier, or a single leading underscore followed by a capital letter, is reserved for C++ implementations in all scopes. You should avoid using one leading underscore followed by a lowercase letter for names with file scope because of possible conflicts with current or future reserved identifiers.  
 
 ## See also  
- [Lexical Conventions](../cpp/lexical-conventions.md)
+ [Lexical Conventions](../cpp/lexical-conventions.md)