| id: query-keys | |
| title: Query Keys | |
| ref: docs/framework/react/guides/query-keys.md | |
| [//]: # 'Example5' | |
| ```js | |
| function useTodos(todoId) { | |
| const queryKey = ['todos', todoId] | |
| return useQuery({ | |
| queryKey, | |
| queryFn: () => fetchTodoById(todoId.value), | |
| }) | |
| } | |
| ``` | |
| [//]: # 'Example5' | |