ByteString.IndexOf Method (ByteString, Int32)

Reports the index of the first occurrence of the specified ByteString in this instance.

[Visual Basic]
Overloads Public Function IndexOf( _
ByVal str As ByteString, _
ByVal startIndex As Integer _
) As Integer

[C#]
public int IndexOf(
ByteString str,
int startIndex
);

position in this instance where str was found;
or startIndex if str is empty;
or -1 if str is not found

The search begins at the position specified by startIndex and continues until the last byte position.

The search is case-sensitive.

Exception Type	Condition
ArgumentNullException	str is null
ArgumentOutOfRangeException	startIndex < 0 or startIndex + str.Length > Length