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esv::ux64 is the 64 bit unsigned integral class type, it supports all object-oriented class features, and all basic unsigned integral operators and bitwise operators are also supported.
esv::ux64 - esv::u64, the class type of esv::u64.
#include <esvcpp/core.hpp> int main() { constexpr esv::ux64 x = 99; esv::print(x); }