| 派生方式 | 在基类中的存取权限 | 在派生类中的存取权限 |
|---|---|---|
| public | public | public |
| public | protected | protected |
| public | private | (inaccessible) |
| protected | public | protected |
| protected | protected | protected |
| protected | private | (inaccessible) |
| private | public | private |
| private | protected | private |
| private | private | (inaccessible) |
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