// internal.
Using System;
class InternalTest { internal int x;
}
class InternalDemo { static void Main() {
InternalTest ob = new InternalTest();
ob.x = 10; // , Console.WriteLine(" ob.x: " + ob.x);
}
}
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// is. using System;
class A {} class : A {}
class Usels {
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static void Main() {
A a = new A();
b = new (); if (a is A)
Console.WriteLine(" A"); if(b is A)
Console.WriteLine ("b , "); if(a is )
Console.WriteLine(" , ");
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Console.WriteLine(" "); if(a is object)
Console.WriteLine(" object");
}
}
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Console.WriteLine("b , ");
