Vectorised and order-insensitive. Returns NA where no direct edge exists —
and only a direct edge counts, by design (see pf_dyads).
Usage
pf_dyad_lookup(dyads, a, b, what = c("class", "id"))Arguments
- dyads
Output of
pf_build_dyads().- a, b
Character vectors of EINs, recycled to a common length.
- what
"class"(default) or"id".