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treebase (version 0.1.5)

oai_metadata: Search the OAI-PMH metadata by date, publisher, or identifier

Description

Search the OAI-PMH metadata by date, publisher, or identifier

Usage

oai_metadata(
  x = c("date", "publisher", "author", "title", "Study.id", "attributes"),
  metadata = NULL,
  ...
)

Value

a list of values matching the query

Arguments

x

one of "date", "publisher", "identifier" for the study

metadata

returned from download_metadata function. if not specified will download latest copy from treebase. Pass in the value during repeated calls to speed function runtime substantially

...

additional arguments to download_metadata