我写的代码如下,但是结果显示的是烫烫烫
HKEY key;
DWORD result;
char subkey[]="SOFTWARE\\Microsoft\\Microsoft SQL Server\\Instance Names\\SQL";
char path[ 2048 ];
DWORD keyType = REG_SZ;
DWORD DataLen = 200;
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,subkey, 0, KEY_READ,&key)==ERROR_SUCCESS)
{ unsigned char getValue[200];
if(RegQueryValueEx(key,"name",NULL,&keyType,getValue,&DataLen))
{
CString value=CString(getValue);
AfxMessageBox(value);}
} 不知道哪里错了
HKEY key;
DWORD result;
char subkey[]="SOFTWARE\\Microsoft\\Microsoft SQL Server\\Instance Names\\SQL";
char path[ 2048 ];
DWORD keyType = REG_SZ;
DWORD DataLen = 200;
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,subkey, 0, KEY_READ,&key)==ERROR_SUCCESS)
{ unsigned char getValue[200];
if(RegQueryValueEx(key,"name",NULL,&keyType,getValue,&DataLen))
{
CString value=CString(getValue);
AfxMessageBox(value);}
} 不知道哪里错了
http://baike.baidu.com/view/1293857.htm
返回0表示成功
你这么写如果进入if语句那就是失败了
嗯,我知道返回零表示成功。可是改成这样了还是不行
HKEY key;
DWORD result;
char subkey[]="SOFTWARE\\Microsoft\\Microsoft SQL Server\\Instance Names\\SQL";
char path[ 2048 ];
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,subkey, 0, KEY_READ,&key)==ERROR_SUCCESS)
{
DWORD keyType = REG_SZ;
unsigned char getValue[200];
DWORD DataLen = 200;
long ret;
if(!(ret=RegQueryValueEx(key,"name",NULL,&keyType,getValue,&DataLen)))
{
CString value=CString(getValue);
AfxMessageBox(value);
}
else
{
CString x;
x.Format("%ld",ret);
AfxMessageBox(x);
}}
else
MessageBox( "错误: 无法打开有关的hKEY! ");
最后显示x是2
你确定这个位置有一个角name的项么
打开注册表看看不就知道了