Slr Flashes 430ex Ii Can A FILM SLR Camera Flash Be Used For A DIGITAL SLR Camera?

Can a FILM SLR camera flash be used for a DIGITAL SLR camera? - slr flashes 430ex ii

The camera flash Vivitar zoom thyristor 3500 and was used for my old Canon AE1 camera. Now I think when buying a digital SLR ...