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Obsidian-Main/02. PARA/03. Resources(資源)/C++17/rvalue.md
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- 等號右邊的值
- 臨時的值,例如運算的結果
# rvalue參考
可以用兩個`&`來參考rvalue。例如
```
int c{5};
int&& rtepm {c + 3};
```