C++ map loop through key value

Cpp map iterate over keys

#include <iostream>
#include <map>

int main()
{
    std::map<std::string, int> myMap;

    myMap["one"] = 1;
    myMap["two"] = 2;
    myMap["three"] = 3;

    for ( const auto &myPair : myMap ) {
        std::cout << myPair.first << "\n";
    }
}

Source: stackoverflow.com

Loop through map c++

for (auto i = myMap.begin(); i != myMap.end(); ++i) {
  cout << i->first << ": " << i->second << endl;
  
}

C++ map loop through key value

#include <iostream>
#include <map>

int main() {
    std::map<std::string, int> myMap;

    myMap["one"] = 1;
    myMap["two"] = 2;
    myMap["three"] = 3;

    for ( const auto &[key, value]: myMap ) {
        std::cout << key << '\n';
    }
}

Source: stackoverflow.com

Similar codes

0 vote150 views1 answer
How to shorten code using using c++ in class with typename
C++
0 vote190 views1 answer
C++ class constructor variable arguments
C++
1 vote160 views1 answer
Include spaces while reading strings in cpp
C++
0 vote209 views1 answer
Day 21 generics hackerrank solution in c++
C++
2 votes174 views1 answer
Qt get hexa value from qstring
C++
0 vote165 views1 answer
CamelCase Problem
C++
0 vote165 views1 answer
Rgb(100,100,100,0.5) validation c++
C++
0 vote171 views1 answer
C++ enum rand
C++
12 votes147 views1 answer
How to sort in descending order c++
C++
0 vote173 views4 answers
How to modify 2d array in function c++
C++