34 lines
470 B
C#
34 lines
470 B
C#
using System;
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class X
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{
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Action<string> a;
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public static void Main ()
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{
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string x = null;
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string y = null;
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string[] z = null;
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x?.Contains (y?.ToLowerInvariant ());
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x?.Contains (y?.Length.ToString ());
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var res = x?[y?.Length ?? 0];
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var res2 = z?[x?.Length ?? 0];
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x?.Foo (y?.ToLowerInvariant ());
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X xx = null;
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xx?.a (y?.ToLowerInvariant ());
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}
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}
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static class E
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{
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public static string Foo (this string arg, string value)
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{
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return "";
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}
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}
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