Function HasPrefix

src/util/string.h:100–105

 */
template <typename T1, size_t PREFIX_LEN>
[[nodiscard]] inline bool HasPrefix(const T1& obj,
                                const std::array<uint8_t, PREFIX_LEN>& prefix)
{
    return obj.size() >= PREFIX_LEN &&
           std::equal(std::begin(prefix), std::end(prefix), std::begin(obj));
}

#endif // BITCOIN_UTIL_STRING_H