(C++) std::left

 

std::left is a stream manipulator to let the minus and the digits of a negative number both be put at the left of the padding width.

 

---

#include <iomanip> #include <iostream> int main () {   const int x = -12;   std::cout     << std::setw(4)  << std::internal << x << '\n'     << std::setw(4)  << std::left     << x << '\n'     << std::setw(4)  << std::right    << x << '\n'; }

 

Screen output:

 

---

- 12 -12   -12