public static void FindBounds(
IArrayExtra pa, out int nMin,
out int nMax)
// on start - nMin == any correct index in array
{
if (pa.Length <= 0)
{
throw new ArgumentException();
}
int n = Int32.MaxValue;
int d = pa.Length - 2;
while (pa.IndexInRange(n) == false)
{
n -= d;
}
nMin = n;
try
{
while (true)
{
n = pa[nMin - 1];
nMin--;
}
}
catch (Exception e)
{
if ((e is IndexOutOfRangeException) == false)
// ( e as IndexOutOfRangeException )== null
{
throw e;
}
}
nMax = nMin + pa.Length - 1;
}
public static void TestIndex(
IArrayExtra pa, int nMin, int nMax)
{
int i;
// test set
for (i = nMin; i <= nMax; i++)
{
pa[i] = i;
}
// test get
for (i = nMin; i <= nMax; i++)
{
Console.Write(" {0}", pa[i]);
}
Console.WriteLine();
}