Difference between revisions of "Delphi language features missing from the Free Pascal Compiler"
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==== Class Helpers ==== | ==== Class Helpers ==== | ||
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+ | http://www.prestwood.com/ASPSuite/KB/Document_View.asp?QID=101869 | ||
+ | http://blog.excastle.com/2007/08/29/unfinished-delphi-feature-of-the-day-virtual-class-helper-methods/ | ||
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==== Records with Methods ==== | ==== Records with Methods ==== | ||
Revision as of 19:09, 11 January 2010
New since Delphi 2007
Operator Overloading Syntax for records and classes
Delphi win32 compiler supports only operators for records. .Net compiler also supports classes.
Info: http://docwiki.embarcadero.com/RADStudio/en/Operator_Overloading http://wiert.wordpress.com/2009/10/19/delphi-operator-overloading-table-of-operators-names-and-some-notes-on-usage-and-glitches/
Class Helpers
http://www.prestwood.com/ASPSuite/KB/Document_View.asp?QID=101869 http://blog.excastle.com/2007/08/29/unfinished-delphi-feature-of-the-day-virtual-class-helper-methods/
Records with Methods
New since Delphi 2009
Generics Syntax
Unicode string support
Anonymouse Methods
New since Delphi 2010
Custom Attributes
Enhanced RTTI
Class constructors and destructors
http://blogs.embarcadero.com/abauer/2009/09/03/38898
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:
- {$SCOPEDENUMS ON} directive which allows to use enumeration name before the item. Example:
<delphi> type
TColor = (red, green, blue);
begin
WriteLn(ord(TColor.red));
end; </delphi>
- {$pointermath ON} directive which turns on pointer arithmetic.