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- program RecordDemo;
-
- type
- FooPtr = ^Foo;
-
- Foo = record
- Bar: Integer;
- NextFoo: fooPtr;
- case Choice: 1 .. 3 of
- 1: (a: Integer); { These three choices may share }
- 2: (b: Real); { one location in memory. }
- 3: (c: Char;
- d: Boolean);
- end;
-
- SmallFoo = packed record
- b: 0 .. 3;
- a: Integer (5);
- r: Boolean
- end; { needs 1 byte }
-
- var
- f: Foo;
-
- begin
- f.b := 3.14;
- WriteLn (f.a) { yields some strange number which is part of the }
- { internal representation of the real number `f.b'. }
- end.
-