32 lines
1.6 KiB
C++
32 lines
1.6 KiB
C++
|
// fig19_21.cpp
|
||
|
|
// C++20 text-formatting with field widths and alignment.
|
||
|
|
#include <format>
|
||
|
|
#include <iostream>
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
std::cout << "Default alignment with field width 10:\n"
|
||
|
|
<< std::format("[{:10d}]\n[{:10f}]\n[{:10}]\n\n", 27, 3.5, "hello");
|
||
|
|
|
||
|
|
std::cout << "Specifying left or right alignment in a field:\n"
|
||
|
|
<< std::format("[{:<15d}]\n[{:<15f}]\n[{:>15}]\n\n",
|
||
|
|
27, 3.5, "hello");
|
||
|
|
|
||
|
|
std::cout << "Centering text in a field:\n"
|
||
|
|
<< std::format("[{:^7d}]\n[{:^7.1f}]\n[{:^7}]\n", 27, 3.5, "hello");
|
||
|
|
}
|
||
|
|
|
||
|
|
/**************************************************************************
|
||
|
|
* (C) Copyright 1992-2022 by Deitel & Associates, Inc. and *
|
||
|
|
* Pearson Education, Inc. All Rights Reserved. *
|
||
|
|
* *
|
||
|
|
* DISCLAIMER: The authors and publisher of this book have used their *
|
||
|
|
* best efforts in preparing the book. These efforts include the *
|
||
|
|
* development, research, and testing of the theories and programs *
|
||
|
|
* to determine their effectiveness. The authors and publisher make *
|
||
|
|
* no warranty of any kind, expressed or implied, with regard to these *
|
||
|
|
* programs or to the documentation contained in these books. The authors *
|
||
|
|
* and publisher shall not be liable in any event for incidental or *
|
||
|
|
* consequential damages in connection with, or arising out of, the *
|
||
|
|
* furnishing, performance, or use of these programs. *
|
||
|
|
**************************************************************************/
|