19 lines
375 B
D
19 lines
375 B
D
class T {
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override string toString() { return "I'm the instance of T"; }
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T duplicate() { return new T; }
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}
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class S : T {
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override string toString() { return "I'm the instance of S"; }
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override T duplicate() { return new S; }
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}
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void main () {
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import std.stdio;
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T orig = new S;
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T copy = orig.duplicate();
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writeln(orig);
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writeln(copy);
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}
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