Optional
Number of measurements merged so far. 0 marks a clock created without a measurement (of()), whose placeholder sample is replaced by the first real one instead of blended. Absent means at least one (a clock built from a real measurement).
0
of()
Number of measurements merged so far.
0marks a clock created without a measurement (of()), whose placeholder sample is replaced by the first real one instead of blended. Absent means at least one (a clock built from a real measurement).