英文: How can I check over-/underflow when converting double to int in C++? 问题 当学习关于static_cast和dynami...
85评论c++
integer-overflow
如何在C++中将double转换为int时检查溢出/下溢？
85评论c++
integer-overflow
85评论c++
integer-overflow
int到double的转换会将整数向最接近的双精度数四舍五入。
英文: Will int to double conversion round up, down or to nearest double? 问题 将整数转换为双精度浮点数时，它将始终向最接近的双精度...
111评论c++
floating-point
Calling Derived class function from a Base class pointer after typecasting it to Derived class pointer
英文: Calling Derived class function from a Base class pointer after typecasting it to Derived class p...
84评论c++
inheritance
为什么不允许这种跨性别演员选择？
英文: Why is this cross-cast not allowed? 问题 我得到以下错误消息： 错误: 无法使用 static_cast 从 'Base1 *' 转换到 &...
78评论c++
static-cast