c-resources/CPlusPlus20ForProgrammers-m.../examples/ch09/fig09_30-32/fig09_32.cpp

36 lines
1.6 KiB
C++

// fig09_32.cpp
// Cascading member-function calls with the this pointer.
#include <fmt/format.h>
#include <iostream>
#include "Time.h" // Time class definition
using namespace std;
int main() {
Time t{}; // create Time object
t.setHour(18).setMinute(30).setSecond(22); // cascaded function calls
// output time in 24-hour and 12-hour formats
std::cout << fmt::format("24-hour time: {}\n12-hour time: {}\n\n",
t.to24HourString(), t.to12HourString());
// cascaded function calls
std::cout << fmt::format("New 12-hour time: {}\n",
t.setTime(20, 20, 20).to12HourString());
}
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