Qt5.9.1迁移到Qt5.12.1上，一堆：QML QQuickText: Detected anchors on an item that is managed by a layout. This is undefined behavior;
修改方法：
anchors.top: parent.top ===》》》》》Layout.alignment: Qt.AlignTop
anchors.topMargin: 5 ===》》》》》Layout.topMargin: 5QML QQuickText: Detected anchors on an item that is managed by a layout. This is undefined behavior;
原文：https://www.cnblogs.com/blueridge/p/10449258.html