很简单的问题 - 编程论坛

#2

一二三四五2007-01-03 12:51

using namespace std;
加上这句

#3

chenjiang0012007-01-03 13:04

error C2871: 'std' : does not exist or is not a namespace
D:\chenjiang\\gouzao\gouzao.cpp(12) : error C2143: syntax error : missing ';' before 'public'
D:\chenjiang\\gouzao\gouzao.cpp(14) : error C2065: 'p' : undeclared identifier
D:\chenjiang\\gouzao\gouzao.cpp(14) : error C2296: '&' : illegal, left operand has type 'int (__cdecl *)(void)'
D:\chenjiang\\gouzao\gouzao.cpp(14) : error C2660: 'Location' : function does not take 1 parameters
D:\chenjiang\\gouzao\gouzao.cpp(15) : warning C4552: '~' : operator has no effect; expected operator with side-effect
D:\chenjiang\\gouzao\gouzao.cpp(16) : error C2601: 'GetX' : local function definitions are illegal
D:\chenjiang\\gouzao\gouzao.cpp(17) : error C2601: 'GetY' : local function definitions are illegal
D:\chenjiang\gouzao\gouzao.cpp(18) : error C2143: syntax error : missing ';' before 'private'
D:\chenjiang\\gouzao\gouzao.cpp(21) : error C2653: 'Location' : is not a class or namespace name
D:\chenjiang\\gouzao\gouzao.cpp(23) : error C2065: 'X' : undeclared identifier
D:\chenjiang\\gouzao\gouzao.cpp(24) : error C2065: 'Y' : undeclared identifier
D:\chenjiang\\gouzao\gouzao.cpp(26) : warning C4508: 'Location' : function should return a value; 'void' return type assumed
D:\chenjiang\\gouzao\gouzao.cpp(27) : error C2653: 'Location' : is not a class or namespace name
D:\chenjiang\\gouzao\gouzao.cpp(28) : error C2084: function 'int __cdecl Location(void)' already has a body
D:\chenjiang\\gouzao\gouzao.cpp(31) : error C2653: 'Location' : is not a class or namespace name
D:\chenjiang\\gouzao\gouzao.cpp(31) : error C2563: mismatch in formal parameter list
D:\chenjiang\\gouzao\gouzao.cpp(32) : error C2448: '<Unknown>' : function-style initializer appears to be a function definition
D:\chenjiang\\gouzao\gouzao.cpp(37) : error C2146: syntax error : missing ')' before identifier 'p'
D:\chenjiang\\gouzao\gouzao.cpp(37) : error C2182: 'f' : illegal use of type 'void'
D:\chenjiang\\gouzao\gouzao.cpp(37) : error C2440: 'initializing' : cannot convert from '' to 'int'
Context does not allow for disambiguation of overloaded function
D:\chenjiang\\gouzao\gouzao.cpp(37) : error C2059: syntax error : ')'
D:\chenjiang\\gouzao\gouzao.cpp(38) : error C2143: syntax error : missing ';' before '{'
D:\chenjiang\\gouzao\gouzao.cpp(38) : error C2447: missing function header (old-style formal list?)
D:\chenjiang\\gouzao\gouzao.cpp(43) : error C2146: syntax error : missing ';' before identifier 'B'
D:\chenjiang\\gouzao\gouzao.cpp(43) : warning C4551: function call missing argument list
D:\chenjiang\\gouzao\gouzao.cpp(43) : error C2065: 'B' : undeclared identifier
Error executing cl.exe.

gouzao.exe - 24 error(s), 3 warning(s)
加了后还是出现一大队错误。
真不知该怎么改.
望指点

#4

yuyunliuhen2007-01-03 13:09

没这么多吧

[此贴子已经被作者于2007-1-3 13:12:35编辑过]

#5

chenjiang0012007-01-03 13:16

我也不知道

#6

peswe2007-01-03 14:50

呵呵，也是新手吧，都会犯同样的错误，我也经常犯呢：
你的类名后面多了个括号，你把他当函数来使用了！~
去掉后就OK了！~

#7

pusawl2007-01-03 16:52

哈哈，有人没看出来~~

#8

kai2007-01-03 17:07

[CODE]#include <iostream>
using namespace std;

class Location
{
public:
Location(int xx=0,int yy=0);
Location(Location & p);
~Location();
int GetX(){return X;}
int GetY(){return Y;}
private:
int X,Y;
};
Location::Location(int xx,int yy)
{
X=xx;
Y=yy;
cout<<"constructor Object.\n";
}
Location::~Location()
{
cout<<X<<","<<Y<<"objiect destroyed."<<endl;
}
Location::Location(Location & p)
{
X=p.X;
Y=p.Y;
cout<<"copy constructor called.\n";
}
void f(Location p)
{
cout<<"Function"<<p.GetX()<<","<<p.GetY()<<endl;
}

int main()
{
Location B(1,2);
f(B);

return 0;
}

[/CODE]

#9

墨岛2007-01-03 18:40

class Location()
哪有这个括号，去掉。
#include "stdio.h"
这个也多余，去掉
ok