Using [] in Map : Map « Data Structure « C++

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Using [] in Map
Using [] in Map


#include <iostream>
#include <map>
using namespace std;

int main()
{
  map<char, int> mapObject;
  int i;

  for(i = 0; i < 26; i++)
    mapObject.insert(pair<char, int>('A' + i, 65 + i));

  char ch;
  cout << "Enter key: ";
  cin >> ch;

  cout << "Its ASCII value is  " << mapObject[ ch ];

  return 0;
}


           
       
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