array-at.cc

‍example output:

y3c-stl terminated: exception of type y3c::out_of_range thrown
  at y3c::array<int, 5>::at(): attempted to access index 100, that is outside the bounds of size 5.
Stack trace (most recent call first):
#0 0x0000561a638c36d8 in main at /home/runner/work/y3c-stl/y3c-stl/build/../examples/array-at.cc:5:9
       3: int main() {
       4:     y3c::array<int, 5> a;
       5:     a.at(100) = 42;
       6: }

#include <y3c/array>
 
int main() {
    y3c::array<int, 5> a;
    a.at(100) = 42;
}