public void func1(int tail)
{
int Minloc = 0;
int start = 0, end, SepNum;
string EndStr = "";
TxtIO TxtW = new TxtIO();
TxtDispose TxtDp = new TxtDispose();
SepSize = TxtDp.UpDateSep(FileSize, SepSize, tail);
Minloc = TxtDp.MinLocation(SepSize);
end = Minloc;
SepNum = TxtDp.DivNum(FileSize, SepSize);
for (int i = 1; i <= SepNum; i++)
{
while (!TxtDp.SepEnd(EndStr, SepSize))
{
EndStr = str.Substring(start, end);
end++;
}
TxtW.TxtWrite("Div" + i + ".txt", EndStr);
EndStr = "";
start = start + end + 1;
end = Minloc;
if (str.Substring(start, str.Length - start).Length < SepSize)
{
TxtW.TxtWrite("Div" + (i + 1) + ".txt", str.Substring(start, str.Length - start));
break;
}
}
}