21 lines
284 B
ObjectPascal
21 lines
284 B
ObjectPascal
type
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t1 = abstract class
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procedure p1(p: procedure); abstract;
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end;
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t2 = class(t1)
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procedure p1(p: procedure); override;
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begin
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p;
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end;
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end;
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begin
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var o := new t2;
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var i := 0;
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o.p1(()->begin i:=1 end);
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assert(i = 1);
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end. |