indexOf

open override fun indexOf(b: Byte): Long

open override fun indexOf(b: Byte, fromIndex: Long, toIndex: Long): Long

open override fun indexOf(bytes: ByteString): Long

open override fun indexOf(bytes: ByteString, fromIndex: Long): Long

open override fun indexOf(b: Byte, fromIndex: Long): Long

Returns the index of b in this at or beyond fromIndex, or -1 if this buffer does not contain b in that range.