countl_one

auto eve::countl_one = functor<countl_one_t>

inlineconstexpr

1. The operation is performed conditionnaly.

External references

• C++ standard reference

Example

// revision 0
#include <eve/module/core.hpp>
#include <iostream>
 
int main()
{
  eve::wide wu0{0u, 1u, 2u, 3u, 4u, 5u, 6u, 7u};
 
  std::cout << "<- wu0                             = " << wu0 << "\n";
                                                   
  std::cout << "-> countl_one(wu0)                 = " << eve::countl_one(wu0) << "\n";
  std::cout << "-> countl_one[ignore_last(2)](wu0) = " << eve::countl_one[eve::ignore_last(2)](wu0) << "\n";
  std::cout << "-> countl_one[wu0 != 0](wu0)       = " << eve::countl_one[wu0 != 0](wu0) << "\n";
}