typed/buffer.go
func (r *ReadBuffer) ReadLen8String() string {
	n := r.ReadSingleByte()
	return r.ReadString(int(n))
}
func (r *ReadBuffer) ReadLen8String() string {
	n := r.ReadSingleByte()
	return r.ReadString(int(n))
}
// ReadLen8String reads an 8-bit length preceded string value