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Implement field selection in the MySQL library.

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This commit is contained in:
Sandu Liviu Catalin
2020-04-10 10:12:05 +03:00
parent a7f8584661
commit 15532298dc
4 changed files with 71 additions and 6 deletions
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11
sqrat/sqrat/sqratObject.h
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@ -540,19 +540,22 @@ public:
///
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template<class F>
void Foreach(F&& func) const
SQRESULT Foreach(F&& func) const
{
const StackGuard sg(vm);
sq_pushobject(vm,obj);
sq_pushnull(vm);
while(SQ_SUCCEEDED(sq_next(vm,-2)))
SQRESULT res = SQ_OK;
for(SQInteger i = 0; SQ_SUCCEEDED(sq_next(vm,-2)); ++i)
{
if (!func(vm))
res = func(vm, i);
if (SQ_FAILED(res))
{
return;
break;
}
sq_pop(vm,2);
}
return res;
}
protected: