// In header: <fd/ptime_iteration.h>
structptime_iteration_state:publiconset_iteration_state{// typestypedefonset_iteration_statebase;enumtag_t { onset, completion };// public data memberstag_ttag;};
Description
Tagged iteration state, which additionally allows for classification of onset points.
Tagging is useful for pairing onset points, where the pair denotes beginning/completion.