Am 08.10.2013 09:12 schrieb "Mark Morgan Lloyd" < markmll.fpc-pas...@telemetry.co.uk>: > > Sven Barth wrote: >> >> On 07.10.2013 19:29, silvioprog wrote: >>> >>> Hello, >>> >>> I was surfing the internet and came across this structure Delphi: >>> >>> >>> TJSONPair= class sealed(TJSONAncestor) >>> >>> >>> So, what is this? >> >> >> Simple: You are not allowed to create child classes of sealed classes (the compiler enforces this). FPC supports this since 2.4.2. > > > Does it prevent the creation of class helpers?
At least not in FPC. AFAIK I didn't test whether Delphi forbids it... Regards, Sven
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