Method copy

include/jwt/string_view.hpp:192–202

NOTE: Does not throw

  // NOTE: Does not throw 
  size_type copy(CharT* dest, size_type n, size_type pos = 0) const noexcept
  {
    assert (pos < len_ && n < len_);
    size_type to_copy = std::min(n, len_ - pos);

    for (size_type i = 0; i < to_copy; i++) {
      dest[i] = data_[i + pos];
    }

    return to_copy;
  }

  // NOTE: Does not throw
  basic_string_view substr(size_type pos, size_type n = npos) const noexcept