class TestTryCatch
{
static int GetInt(int[] array, int index)
{
try
{
return array[index];
}
catch (System.IndexOutOfRangeException e) // CS0168
{
System.Console.WriteLine(e.Message);
// Set IndexOutOfRangeException to the new exception's InnerException.
throw new System.ArgumentOutOfRangeException("index parameter is out of range.", e);
}
}
}
static void CodeWithoutCleanup()
{
System.IO.FileStream file = null;
System.IO.FileInfo fileInfo = new System.IO.FileInfo("C:\\file.txt");
file = fileInfo.OpenWrite();
file.WriteByte(0xF);
file.Close();
}
static void CodeWithCleanup()
{
System.IO.FileStream file = null;
System.IO.FileInfo fileInfo = null;
try
{
fileInfo = new System.IO.FileInfo("C:\\file.txt");
file = fileInfo.OpenWrite();
file.WriteByte(0xF);
}
catch(System.UnauthorizedAccessException e)
{
System.Console.WriteLine(e.Message);
}
finally
{
if (file != null)
{
file.Close();
}
}
}
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