Method Call

cpp/src/arrow/compute/kernels/scalar_string_utf8.cc:666–670

struct Utf8Length {
  template <typename OutValue, typename Arg0Value = std::string_view>
  static OutValue Call(KernelContext*, Arg0Value val, Status*) {
    auto str = reinterpret_cast<const uint8_t*>(val.data());
    auto strlen = val.size();
    return static_cast<OutValue>(util::UTF8Length(str, str + strlen));
  }
};

const FunctionDoc utf8_length_doc(