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我有一個用鍵值對定義的qhash作爲QDomElement。如下所示。我正在嘗試使用const_iterator更新哈希。不過,雖然下面的錯誤這樣被拋出,如何解決同: -QHash無法將參數1從'class QHash <class QDomElement,class QDomElement> :: const_iterator'轉換爲':: iterator'
error C2664: 'erase' : cannot convert parameter 1 from 'class QHash<class QDomElement,class QDomElement>::const_iterator' to 'class QHash<class QDomElement,class QDomElemen
t>::iterator'
代碼段: -
// update parent child mapping hash
QHash<QDomElement, QDomElement>::const_iterator pList = hashParentChildList.constBegin();
while (pList != hashParentChildList.constEnd())
{
if(pList.key() == element)
{
pList = hashParentChildList.erase(pList); // Error Line
}
else
{
pList++;
}
}
}
感謝, 普里