#include <string.h>
#include <iostream>
using namespace std;
int main(void)
{
//在堆中申请100个char类型的内存
char *str = new char[100];
//拷贝Hello C++字符串到分配的堆中的内存中
strcpy(str,"Hello imooc");
//打印字符串
cout<<str<<endl;
//释放内存
str=NULL;
delete []str;
return 0;
}
#include <iostream>
using namespace std;
int main(void)
{
//在堆中申请100个char类型的内存
char *str = new char[100];
//拷贝Hello C++字符串到分配的堆中的内存中
strcpy(str,"Hello imooc");
//打印字符串
cout<<str<<endl;
//释放内存
str=NULL;
delete []str;
return 0;
}
int *p = new int;
if (null == p)
delete p;
p == null;
int *arr = new int[10];
if(null == arr)
delete []arr;
arr == null;
if (null == p)
delete p;
p == null;
int *arr = new int[10];
if(null == arr)
delete []arr;
arr == null;
2015-09-24