mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-29 09:18:52 +00:00
17 lines
405 B
C++
17 lines
405 B
C++
|
// Test for std::to_string/std::from_string for floating-point types.
|
||
|
|
#include <charconv>
|
||
|
|
#include <iterator>
|
||
|
|
|
||
|
|
int main()
|
||
|
|
{
|
||
|
|
char z[100];
|
||
|
|
auto rt = std::to_chars(std::begin(z), std::end(z), 3.14159L);
|
||
|
|
if (rt.ec != std::errc{})
|
||
|
|
return 1;
|
||
|
|
long double n;
|
||
|
|
auto rf = std::from_chars(std::cbegin(z), std::cend(z), n);
|
||
|
|
if (rf.ec != std::errc{})
|
||
|
|
return 2;
|
||
|
|
return (n > 3 and n < 4) ? 0 : 1;
|
||
|
|
}
|