Difference between revisions of "Delphi language features missing from the Free Pascal Compiler"
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==== Custom Attributes ==== | ==== Custom Attributes ==== | ||
==== Enhanced RTTI ==== | ==== Enhanced RTTI ==== | ||
+ | http://docwiki.embarcadero.com/RADStudio/en/RTTI_directive_(Delphi) | ||
+ | |||
==== Delayed directive ==== | ==== Delayed directive ==== | ||
Revision as of 10:13, 14 September 2011
Note: some of new Delphi features are already implemented in FPC trunk.
New since Delphi 2007
Advanced Records
http://docwiki.embarcadero.com/RADStudio/en/Structured_Types#Records_.28advanced.29
Implemented without record constructors.
New since Delphi 2009
Generics Syntax
A good delphi reference is here: http://docwiki.embarcadero.com/RADStudio/en/Generics_Index
Partially implemented in 2.5.1
Support for ansistrings with a definable codepage
Anonymous Methods
New since Delphi 2010
Custom Attributes
Enhanced RTTI
http://docwiki.embarcadero.com/RADStudio/en/RTTI_directive_(Delphi)
Delayed directive
Info is here: http://docwiki.embarcadero.com/RADStudio/en/Libraries_and_Packages#Delayed_Loading Some info about internals:
- http://blogs.embarcadero.com/abauer/2009/08/25/38894
- http://blogs.embarcadero.com/abauer/2009/08/29/38896
- http://blogs.embarcadero.com/chrishesik/2009/11/02/35056
fpc wiki about that topic: http://wiki.freepascal.org/Dynamically_loading_headers
AS and IS extended for interfaces
Info is here:
- http://docwiki.embarcadero.com/RADStudio/en/Interface_References#Casting_Interface_References_to_Objects
- http://blogs.embarcadero.com/abauer/2009/08/21/38893
Misc
- (Library) packages
- "automated" keyword, which is like "public", but generates COM specific RTTI. Afaik this kind of COM usage is deprecated though.