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fix: indent (#61)

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This commit is contained in:
baixiangcpp
2019-02-20 14:12:54 +08:00
committed by Ou Changkun
parent 818a848c0d
commit 07badc85f7
1 changed files with 7 additions and 7 deletions
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14
book/zh-cn/02-usability.md
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@@ -824,8 +824,8 @@ int main() {
```cpp
struct Base {
virtual void foo();
};
struct SubClass: Base {
};
struct SubClass: Base {
void foo();
};
```
@@ -840,11 +840,11 @@ C++11 引入了 `override` 和 `final` 这两个关键字来防止上述情形
```cpp
struct Base {
virtual void foo(int);
virtual void foo(int);
};
struct SubClass: Base {
virtual void foo(int) override; // 合法
virtual void foo(float) override; // 非法, 父类没有此虚函数
virtual void foo(int) override; // 合法
virtual void foo(float) override; // 非法, 父类没有此虚函数
};
```
@@ -854,7 +854,7 @@ virtual void foo(float) override; // 非法, 父类没有此虚函数
```cpp
struct Base {
virtual void foo() final;
virtual void foo() final;
};
struct SubClass1 final: Base {
}; // 合法
@@ -863,7 +863,7 @@ struct SubClass2 : SubClass1 {
}; // 非法, SubClass1 已 final
struct SubClass3: Base {
void foo(); // 非法, foo 已 final
void foo(); // 非法, foo 已 final
};
```