Function SampleEdge

euler/core/api/api.cc:39–44

}

EdgeIdVec SampleEdge(const std::vector<int>& edge_types, int count) {
  if (edge_types.size() == 1) {
    return EulerGraph()->SampleEdge(edge_types[0], count);
  }
  return EulerGraph()->SampleEdge(edge_types, count);
}

bool EdgeExist(const EdgeId& eid) {
  return EulerGraph()->GetEdgeByID(eid) != nullptr;