public int IndexLastOf(String2 source)
{
if (source.Length < 1)
{
return(-1);
}
if (Length < source.Length)
{
return(-1);
}
for (int i = Length - source.Length - 1; i >= 0; i--)
{
if (String2.CheckByte(data, i, source.ToBytes(), 0, source.Length))
{
return(i);
}
}
return(-1);
}
public int IndexOf(String2 source, int index)
{
if (source.Length < 1)
{
return(-1);
}
if (Length < source.Length + index)
{
return(-1);
}
for (int i = index; i <= Length - source.Length; i++)
{
if (String2.CheckByte(data, i, source.ToBytes(), 0, source.Length))
{
return(i);
}
}
return(-1);
}