std::pair<QLabel, QTextEdit>* pairs = nullptr;
pairs(new std::pair<QLabel, QTextEdit>[5])
QLabel label{this};
QTextEdit textEdit{this};
pairs[i] = std::make_pair(label, textEdit);

MyDialog.cpp:48:18: error: object of type 'std::__1::pair<QLabel, QTextEdit>' cannot be assigned because its copy assignment operator is implicitly deleted
        pairs[i] = std::make_pair(label, textEdit);