find_variant_to {klassR} | R Documentation |
Find the variant of a code corresponding to a change *to* a specific code.
find_variant_to(x, changeOccurred, variants)
x |
The code that is being changed |
changeOccurred |
The date the change occurred |
variants |
The variants lookup-table. |
The variant corresponding to the code x
at date changeOccurred
.
[find_variant_from()]