C++ 문자열

1 개요

C++ string

C++ 문자열

#include <iostream>
using namespace std;

int main() {
    string s = "foo";
    cout << s.length(); // 3
}

#include <iostream>
using namespace std;

int main() {
    string s = "foo";
    cout << "s[0]=" << s[0] << ", " << (0+s[0]) << endl;
    cout << "s[1]=" << s[1] << ", " << (0+s[1]) << endl;
    cout << "s[2]=" << s[2] << ", " << (0+s[2]) << endl;
    cout << "s[3]=" << s[3] << ", " << (0+s[3]) << endl;
    cout << "s[4]=" << s[4] << ", " << (0+s[4]) << endl;
    cout << "s[5]=" << s[5] << ", " << (0+s[5]) << endl;
}

2 멤버 함수

• begin()
• end()
• rbegin()
• rend()
• length()
• max_size()
• resize()
• capacity()
• reserve()
• clear()
• empty()
• append()
• push_back()
• insert()
• erase()
• replace()
• swap()
• pop_back()

3 참고

• https://cplusplus.com/reference/string/string/