C++ 맵

1 개요

C++ 맵

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

int main() {
    map<string, int> m;
    m["x"] = 40;
    m["y"] = -74;
    
    for(auto it=m.begin(); it!=m.end(); it++) {
        cout << it->first << ":" << it->second << " ";
    }
}

2 멤버 함수

• begin() ★
• end() ★
• rbegin()
• rend()
• cbegin()
• cend()
• crbegin()
• crend()
• empty() ★
• size() ★
• max_size() ★
• insert() ★
• erase() ★
• swap()
• clear() ★
• emplace()
• emplace_hint()
• key_comp()
• value_comp()
• find()
• count()
• lower_bound()
• upper_bound()
• equal_range()

3 같이 보기

• 맵 (자료형)
• C++ 배열
• C++ 벡터
• C++ 자료형
• Go 맵
• Java 해시맵
• Python 딕셔너리

4 참고

• https://cplusplus.com/reference/map/map/
• https://www.geeksforgeeks.org/map-associative-containers-the-c-standard-template-library-stl/