webchem (version 0.5.0)

get_wdid: Get Wikidata Item ID

Description

Get Wikidata Item ID

Usage

get_wdid(
  query,
  language = "en",
  match = c("best", "first", "all", "ask", "na"),
  verbose = TRUE
)

Arguments

query

character; The searchterm

language

character; the language to search in

match

character; How should multiple hits be handeled? 'all' returns all matched IDs, 'first' only the first match, 'best' the best matching (by name) ID, 'ask' is a interactive mode and the user is asked for input, 'na' returns NA if multiple hits are found.

verbose

logical; print message during processing to console?

Value

if match = 'all' a list with ids, otherwise a dataframe with 4 columns: id, matched text, string distance to match and the queried string

Examples

# NOT RUN {
get_wdid('Triclosan', language = 'de')
get_wdid('DDT')
get_wdid('DDT', match = 'all')

# multiple inputs
comps <- c('Triclosan', 'Glyphosate')
get_wdid(comps)
# }