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Insert and delete - modification of map : Because our shared-lock. To remove an element that has a certain value, you simply call erase (): std: : map std: :string. As far as your C++ STL is concerned a map is, by default, ordered. That is to say that it will probably implement a tree structure internally and . It seems a little inefficient to store the key twice - once in the map and once in. K const key) { auto const p = hash.

I have a simple map with shared_ptr: std:: map objects; Once the user quits the program, do i. Use the erase member function of std:: map. C++ Map : Erase by Value or Callback while iterating erase_if for map How to remove Substrings from a String in C++ Different ways to iterate over a set in C++. Now, I want delete 3. Remove takes key as argument, so I guess it should be map. This class is not part of the C++ standard.

Associative Container, Erases the element pointed to by pos.