public: void __thiscall QTreeWidget::setFirstItemColumnSpanned(class QTreeWidgetItem const *, bool)

Mangled name

?setFirstItemColumnSpanned@QTreeWidget@@QAEXPBVQTreeWidgetItem@@_N@Z

Exported by

size	filename	version
4297216	Qt5Widgets.dll	5.1.0.0

Imported by

size	filename
11603824	RobloxStudioBeta.exe
5681152	audioconverter.exe