本文整理汇总了C++中IResultSet::GetRow方法的典型用法代码示例。如果您正苦于以下问题：C++ IResultSet::GetRow方法的具体用法？C++ IResultSet::GetRow怎么用？C++ IResultSet::GetRow使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IResultSet的用法示例。
在下文中一共展示了IResultSet::GetRow方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: sizeof
static cell AMX_NATIVE_CALL SQL_ReadResult(AMX *amx, cell *params)
{
AmxQueryInfo *qInfo = (AmxQueryInfo *)GetHandle(params[1], Handle_Query);
if (!qInfo)
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid query handle: %d", params[1]);
return 0;
}
IResultSet *rs = qInfo->info.rs;
if (!rs || rs->IsDone())
{
MF_LogError(amx, AMX_ERR_NATIVE, "No result set in this query!");
return 0;
}
IResultRow *row = rs->GetRow();
unsigned int col = static_cast<unsigned int>(params[2]);
if (col >= rs->FieldCount())
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid column: %d", col);
return 0;
}
cell numparams = params[0] / sizeof(cell);
switch (numparams)
{
case 4:
{
const char *str = row->GetString(col);
if (!str)
str = "";
cell *len = MF_GetAmxAddr(amx, params[4]);
MF_SetAmxString(amx, params[3], str, (int)*len);
break;
}
case 3:
{
REAL num = row->GetFloat(col);
cell *addr = MF_GetAmxAddr(amx, params[3]);
*addr = amx_ftoc(num);
break;
}
case 2:
{
int num = row->GetInt(col);
return num;
break;
}
default:
{
MF_LogError(amx, AMX_ERR_NATIVE, "Bad number of arguments passed.");
break;
}
}
return 1;
}示例2:
static cell AMX_NATIVE_CALL SQL_IsNull(AMX *amx, cell *params)
{
AmxQueryInfo *qInfo = (AmxQueryInfo *)GetHandle(params[1], Handle_Query);
if (!qInfo)
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid query handle: %d", params[1]);
return 0;
}
IResultSet *rs = qInfo->info.rs;
if (!rs || rs->IsDone())
{
MF_LogError(amx, AMX_ERR_NATIVE, "No result set in this query!");
return 0;
}
unsigned int col = static_cast<unsigned int>(params[2]);
if (col >= rs->FieldCount())
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid column: %d", col);
return 0;
}
IResultRow *rr = rs->GetRow();
return rr->IsNull(col) ? 1 : 0;
}示例3: atoi
//native dbi_field(Result:_result, _fieldnum, {Float,_}:... );
static cell AMX_NATIVE_CALL dbi_field(AMX *amx, cell *params)
{
oldresult_s *oldrs = (oldresult_s *)GetHandle(params[1], Handle_OldResult);
if (!oldrs)
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid DBI result handle %d", params[1]);
return 0;
}
IResultSet *rs = oldrs->info.rs;
if (rs->IsDone())
{
return 0;
}
IResultRow *rr = rs->GetRow();
unsigned int num = (unsigned int)params[2] - 1;
if (num >= rs->FieldCount())
{
MF_LogError(amx, AMX_ERR_NATIVE, "Invalid column %d", params[2]);
return 0;
}
cell stype = params[0] / sizeof(cell);
const char *data = rr->GetString(num);
if (!data)
data = "";
switch (stype)
{
case 2:
{
return atoi(data);
break;
}
case 3:
{
cell *destaddr = MF_GetAmxAddr(amx, params[3]);
REAL fdata = atof(data);
*destaddr = amx_ftoc(fdata);
return 1;
break;
}
case 4:
{
return MF_SetAmxString(amx, params[3], data, params[4]);
break;
}
}
/** never reach here */
return 0;
}