31 lines
543 B
C#
31 lines
543 B
C#
class MyTest {
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static void f (bool a, bool b)
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{
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if (a != b)
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throw new System.Exception ("Something wrong: " + a + " vs. " + b);
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}
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public static void Main()
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{
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int? w = null;
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int? x = null;
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int? y = 0;
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int? z = 1;
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f (false, x == 0);
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f (true, x != 0);
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f (false, x == y);
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f (true, x != y);
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f (true, x == w);
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f (false, x != w);
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f (true, x == null);
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f (false, x != null);
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f (true, 0 == y);
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f (false, 0 != y);
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f (false, z == y);
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f (true, z != y);
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f (false, null == y);
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f (true, null != y);
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}
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}
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