Function XGDMatrixSetStrFeatureInfo

src/c_api/c_api.cc:665–673

}

XGB_DLL int XGDMatrixSetStrFeatureInfo(DMatrixHandle handle, const char *field, const char **c_info,
                                       const xgboost::bst_ulong size) {
  API_BEGIN();
  CHECK_HANDLE();
  auto &info = static_cast<std::shared_ptr<DMatrix> *>(handle)->get()->Info();
  xgboost_CHECK_C_ARG_PTR(field);
  info.SetFeatureInfo(field, c_info, size);
  API_END();
}

XGB_DLL int XGDMatrixGetStrFeatureInfo(DMatrixHandle handle, const char *field,
                                       xgboost::bst_ulong *len, const char ***out_features) {