测试数据类型在32位系统下字节 usingnamespacestd; intmain() { cout<<sizeof()<<; cout<<sizeof(short)<<endl; cout<<sizeof(unsigned)<<endl; cout<<sizeof(int)<<endl; cout<<sizeof(unsignedint)<<endl; cout<<sizeof(); cout<<sizeof(unsignedlong)<<endl; cout<<sizeof(float)<<endl; co...