Map in cpp

#include <map>

// empty map container 
map<int, int> gquiz1; 
  
// insert elements in random order 
gquiz1.insert(pair<int, int>(1, 40));

Map c++

//Since c++17
for (auto& [key, value]: myMap) {
    cout << key << " has value " << value << endl;
}
//Since c++11
for (auto& kv : myMap) {
    cout << kv.first << " has value " << kv.second << endl;
}

Map in cpp

#include <map>

int main(){
  //new map
  std::map <int,int> myMap;
  myMap[0] = 1;
  myMap[1] = 2;
  myMap[2] = 3;
  myMap[3] = 4;
}

Similar codes

0 vote132 views1 answer
Raspberry pi mount external hard drive
C++
0 vote557 views1 answer
Cpp class access array member by different name
C++
0 vote133 views1 answer
C++ singleton prevent copy
C++
0 vote169 views1 answer
C++ program to convert fahrenheit to celsius
C++
0 vote133 views1 answer
Greater <pair<int,int>>
C++
1 vote162 views1 answer
Qlabel font color
C++
1 vote131 views1 answer
What is difference between single inverted and double inverted in programming languages
C++
0 vote144 views1 answer
Math in section title latex
C++
1 vote110 views1 answer
Slice array cpp
C++
0 vote148 views1 answer
Inline in class in C++
C++