1.Callingint.cs
===
class zzz
{
static void Main()
{
int ii;
ii = abc();
System.Console.WriteLine(“hi {0}”,ii);
}
static int abc()
{
System.Console.WriteLine(“abc”);
return 100;
}
}
===
2. Callingdll.css
===
public class tt{
public static void Main(){
zzz making=new zzz();
making.abc();
}}
Compile by using csc callingDLL.cs /r:ocx.dll
===