What are the new features of c++11

c 11 new features include: 1. Use auto to add any two numbers; 2. nullptr null pointer; 3. for container traversal; 4. lambda expression; 5. override and final; 6. rvalue reference; 7. move constructor; 8. container initialization.

C 11 new features:

​ ​ 1. auto

2. nullptr

3. for

4. Lambda expression

5. override, final

6. Rvalue reference

7. Move constructor

8. Container initialization

（1）auto

Use auto to add any two numbers

（2 )nullptr null pointer

（3）for container traversal

## （4）lambda expression

Use lambda expressions to count the number of strings and the number of uppercase letters

(5) override, final

Override means overriding the base class The virtual function

final means that overwriting the base class virtual function is prohibited

(6) rvalue reference

lvalue: points to stable l in the memory space lvalue represents Location, addressing means

rvalue: points to the temporary memory space rvalue in rvalue represents read, read-only means

(7) move constructor

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