以下问题怎样怎么引起的。如何解决。Unhandled exception in music.exe 0xc0000005:Access Violation(F5运行)如果编译则出现"0x00404330"指令引用的"0xcccccccc"内存。该内存不能为"read"........程序如下
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midimain.cpp
#include "midi_head.h"void main( void)
{
Midi a;
a.Set (3,"dd",33);
a.show ();}
--------------midi_head.h#include<iostream.h>
#include<stdio.h>class Midi
{
public:
Midi(){};
void Set(int time,char *status ,int id)
{
time=time;
status=status;
id=id;
};
void show()
{
cout<<time<<" "<<status<<" "<<id<<endl;
}; private:
int time;
char *status;
int id;};
---------------------
midimain.cpp
#include "midi_head.h"void main( void)
{
Midi a;
a.Set (3,"dd",33);
a.show ();}
--------------midi_head.h#include<iostream.h>
#include<stdio.h>class Midi
{
public:
Midi(){};
void Set(int time,char *status ,int id)
{
time=time;
status=status;
id=id;
};
void show()
{
cout<<time<<" "<<status<<" "<<id<<endl;
}; private:
int time;
char *status;
int id;};
int time;
char *status;
int id;
这里面的变量名不要一致
time status id 最好在构造里面初始化
char *status;
Midi(){};
void Set(int time,char *status ,int id)
{
time=time;
status=status;
id=id;
};
void show()
{cout<<time<<" "<<status<<" "<<id<<endl;
};
private:
int time;
int id;
{
this->time=time;
this->status=status;
this->id=id;
};