https://www.topincs.com/reference/Tobject
Tobject - Topincs Reference
tobjectreference
https://www.freepascal.org/daily/doc/rtl/system/tobject.classnameis.html
TObject.ClassNameIs
tobject
https://www.freepascal.org/daily/doc/rtl/system/tobject.classparent.html
TObject.ClassParent
tobject