lasd/teoria/esempi_professore/examples/string/main.cpp

50 lines
2.2 KiB
C++

#include <iostream>
// #include <string> // Optional when iostream is included!
using namespace std;
int main() {
string Stringa1 = "Alan Turing";
// string Stringa1 = {"Alan Turing"};
// string Stringa1{"Alan Turing"};
// string Stringa1("Alan Turing");
string Stringa2 = "Kurt Godel";
cout << Stringa1 << " - " << Stringa2 << endl;
cout << "Lexicographic comparison (String1 < String2): " << (Stringa1 < Stringa2) << endl;
cout << "Lexicographic comparison (String1 <= String2): " << (Stringa1 <= Stringa2) << endl;
cout << "Lexicographic comparison (String1 == String2): " << (Stringa1 == Stringa2) << endl;
cout << "Lexicographic comparison (String1 != String2): " << (Stringa1 != Stringa2) << endl;
cout << "Lexicographic comparison (String1 >= String2): " << (Stringa1 >= Stringa2) << endl;
cout << "Lexicographic comparison (String1 > String2): " << (Stringa1 > Stringa2) << endl;
// cin >> Stringa2;
// // getline (cin, Stringa2);
//
// cout << Stringa1 << " - " << Stringa2 << endl;
// cout << "Lexicographic comparison (String1 < String2): " << (Stringa1 < Stringa2) << endl;
// cout << "Lexicographic comparison (String1 <= String2): " << (Stringa1 <= Stringa2) << endl;
// cout << "Lexicographic comparison (String1 == String2): " << (Stringa1 == Stringa2) << endl;
// cout << "Lexicographic comparison (String1 != String2): " << (Stringa1 != Stringa2) << endl;
// cout << "Lexicographic comparison (String1 >= String2): " << (Stringa1 >= Stringa2) << endl;
// cout << "Lexicographic comparison (String1 > String2): " << (Stringa1 > Stringa2) << endl;
// // Stringa1.clear();
//
// cout << "Size: " << Stringa1.size() << endl;
// cout << "String \"" << Stringa1 << "\" is " << (Stringa1.empty() ? "" : "not ") << "empty" << endl;
// uint i = 3; cout << "Char " << i << " of string" << Stringa1 << " is \'" << Stringa1[i] << "\'"<< endl;
// cout << "String front is \'" << Stringa1.front() << "\'"<< endl;
// cout << "String back is \'" << Stringa1.back() << "\'"<< endl;
//
// cout << (Stringa1 + " $ " + Stringa2) << endl;
//
// i = 1; uint j = 2; cout << "Subtring from " << i << " to " << j << " of \"" << Stringa1 << "\" is \"" << Stringa1.substr(i, j) << "\"" << endl;
return 0;
}