using System;

public class MyClass
{
public unsafe static void Main()
{
int * buf = stackalloc int [5];

for(int i = 0; i < 5; i++) buf[i] = i; for(int i = 0; i < 5; i++) Console.WriteLine(buf[i]); } } [/csharp]

using System;

public class MyClass
{
public unsafe static void Main()
{
int i;
int [] intArr;

intArr = new int [5];
fixed(int * IntegerPointer = intArr)
{
for(i = 0; i < 5; i++) IntegerPointer[i] = i; } for(i = 0; i < 5; i++) Console.WriteLine(intArr[i]); } } [/csharp]

   
 


Expression           Result

sizeof(sbyte)        1

sizeof(byte)         1

sizeof(short)        2

sizeof(ushort)       2

sizeof(int)          4

sizeof(uint)         4

sizeof(long)         8

sizeof(ulong)        8

sizeof(char)         2

sizeof(float)        4

sizeof(double)       8

sizeof(bool)         1
           
         
     

   
 
using System;
   
public struct Point2D {
    public int X;
    public int Y;
}
   
public class MyClass {
    public unsafe static void Main() {
        Point2D MyPoint;
        Point2D * PointerToMyPoint;
   
        MyPoint = new Point2D();
        PointerToMyPoint = &MyPoint;
        PointerToMyPoint->X = 100;
        PointerToMyPoint->Y = 200;
        Console.WriteLine("({0}, {1})", PointerToMyPoint->X, PointerToMyPoint->Y);
    }
}
           
         
     

   
 


using System;
   
public class MyClass
{
    public unsafe static void Main()
    {
        int MyInteger = 123;
        int * MyIntegerPointer = &MyInteger;
   
        Console.WriteLine(*MyIntegerPointer);
    }
}
           
         
     

   
  

using System;
public class MainClass {
    static void Main(string[] args) {
        unsafe {
            int variable = 10;
            int* pVariable = &variable;
            Console.WriteLine("Value at address is {0}.", *pVariable);
        }
    }
}

   
     

   


using System;
using System.Collections;

class Class1 {
   static void Main(string[] args) {
    long lngResult;
    long lngValue = 0;

    try {
      lngResult = 8 / lngValue;
    }
    catch (Exception objE) {
      Console.WriteLine(objE.ToString());
    }
   }
}