float x=1.75,y=1.75; cout<<(int)x<<" "<<(int&)y<<endl; 输出为:1 1071644672 (int)x 强制类型转换,是将浮点数x为参数构造整数(即float转换为int) (int &)y 则是告诉编译器将y看成int对待(内存里的数据不做任何转换) 相关文章: 2022-12-23 2022-01-24 2022-12-23 2022-01-11 2021-09-26 2021-12-15 2022-12-23