# include int main() { using namespace biu::literals; // create file and write data biu::Hdf5file("test.h5", true).write("test", 42); // read data assert(biu::Hdf5file("test.h5").read("test") == 42); // trucate data biu::Hdf5file("test.h5", true).write("test", std::vector{1, 2, 3}); }