Merge pull request MicrosoftDocs#1808 from Panky-codes/vector-emplace-correction

Corrected the func definition for vector emplace

Author: Colin Robertson

docs/standard-library/vector-class.md

@@ -794,18 +794,19 @@ The number '30' is in c1 collection 3 times.
 Inserts an element constructed in place into the vector at a specified position.
 
 ```cpp
+template <class... Types>
 iterator emplace(
-    const_iterator _Where,
-    Type&& val);
+    const_iterator position,
+    Types&&... args);
 ```
 
 ### Parameters
 
-*_Where*\
+*position*\
 The position in the [vector](../standard-library/vector-class.md) where the first element is inserted.
 
-*val*\
-The value of the element being inserted into the `vector`.
+*args*\
+Constructor arguments. The function infers which constructor overload to invoke based on the arguments provided.
 
 ### Return Value
 
@@ -863,12 +864,12 @@ Adds an element constructed in place to the end of the vector.
 
 ```cpp
 template <class... Types>
-void emplace_back(Types&&... _Args);
+void emplace_back(Types&&... args);
 ```
 
 ### Parameters
 
-*_Args*\
+*args*\
 Constructor arguments. The function infers which constructor overload to invoke based on the arguments provided.
 
 ### Example