序列化时"Access violation reading location 0xcdcdcdfd"
"Access violation reading location 0xcdcdcdfd" when serialize
我试图用双链表存储数据。所以我做了一个while语句,将每个节点都传递到归档中。
if (ar.IsStoring())
{
while (Actual)
{
ar << Actual->name;
ar << Actual->adresse;
ar << Actual->email;
ar << Actual->fax;
ar << Actual->firma;
ar << Actual->geburtsdatum;
ar << Actual->geschlecht;
ar << Actual->land;
ar << Actual->ort;
ar << Actual->plz;
ar << Actual->telefon;
ar << Actual->vorname;
Actual = Actual->next;
}
}
这是有效的。我的问题是加载变量。它是1:1相同。(而不是<<to>>)。
我总是收到一个错误"读取位置0xcdcdfd的访问冲突"。我真的不知道为什么。函数顶部的Actual = Actual->next;
出现错误。
如果你需要它,这里是我的完整序列化函数:
void CDatenbankDoc::Serialize(CArchive& ar)
{
Actual = Start;
Actual = Actual->next;
if (ar.IsStoring())
{
while (Actual)
{
ar << Actual->name;
ar << Actual->adresse;
ar << Actual->email;
ar << Actual->fax;
ar << Actual->firma;
ar << Actual->geburtsdatum;
ar << Actual->geschlecht;
ar << Actual->land;
ar << Actual->ort;
ar << Actual->plz;
ar << Actual->telefon;
ar << Actual->vorname;
Actual = Actual->next;
}
}
else
{
while (Actual)
{
ar >> Actual->name;
ar >> Actual->adresse;
ar >> Actual->email;
ar >> Actual->fax;
ar >> Actual->firma;
ar >> Actual->geburtsdatum;
ar >> Actual->geschlecht;
ar >> Actual->land;
ar >> Actual->ort;
ar >> Actual->plz;
ar >> Actual->telefon;
ar >> Actual->vorname;
Actual = Actual->next;
}
}
}
希望你能帮我解决这个问题。感谢
读取时,您必须为归档中的每个条目创建一个新对象,类似于:
while (!ar.IsBufferEmpty())
{
Actual->next = new TypeOfActual;
Actual = Actual->next;
ar >> Actual->name;
// etc.
}
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