一个简单的C++问题请大虾指点

显示全部楼层 · 2011-8-29 08:30:12

#include
using namespace std;
class A
{
public:
A(){x=new int; *x=5;}
~A(){delete x;x=NULL;}

A(const A&a)
{
coutprint()<<endl;
return 0;
}
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(6) : error C2440: '=' : cannot convert from 'int *' to 'int'

This conversion requires a reinterpret_cast, a C-style cast or function-style cast
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(6) : error C2100: illegal indirection
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(7) : error C2541: delete : cannot delete objects that are not pointers
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(11) : error C2440: '=' : cannot convert from 'int *' to 'int'

This conversion requires a reinterpret_cast, a C-style cast or function-style cast
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(12) : error C2100: illegal indirection
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(12) : error C2100: illegal indirection
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(14) : error C2100: illegal indirection
C:\Program Files\Microsoft Visual Studio\MyProjects\w\a.cpp(15) : error C2100: illegal indirection
Error executing cl.exe.

千问 · 2011-8-29 08:30:12

A(){x=new int; *x=5;}private:int x;把 X改成 int *x;...