48 lines
623 B
C#
48 lines
623 B
C#
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using System;
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public class Test
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{
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delegate void D ();
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public static void Main ()
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{
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Test t = new Test ();
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t.Test_1 (t);
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t.Test_2<int> (1);
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t.Test_3<Test> (1);
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}
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public void Test_1<T> (T t) where T : Test
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{
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D d = delegate () {
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Action<T> d2 = new Action<T> (t.Test_1);
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};
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d ();
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}
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public void Test_2<T> (T? t) where T : struct
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{
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bool b;
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T t2;
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D d = delegate () {
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b = t == null;
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t2 = (T)t;
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t2 = t ?? default (T);
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};
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d ();
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}
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public T Test_3<T> (object o) where T : class
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{
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bool b;
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T t2 = null;
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D d = delegate () {
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t2 = o as T;
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};
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d ();
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return t2;
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}
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}
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