spoa | R Documentation |
Default function to search Springer open access material
spoa(terms, limit, startrecord = NA, url = "http://api.springer.com/openaccess/json", key = getOption("SpringerOAKey", stop("need an open access API key for Springer Journals")), ..., curl = getCurlHandle())
terms |
search terms (character) |
limit |
number of results to return (integer) |
startrecord |
return results starting at the number specified (integer) |
fields |
fields to return from search (character) [e.g., 'id,title'], any combination of search fields [see plosfields$field] |
url |
the base Springer url for the function (should be left to default) |
key |
your Springer API key, either enter, or loads from .Rprofile |
... |
optional additional curl options (debugging tools mostly) |
curl |
If using in a loop, call getCurlHandle() first and pass the returned value in here (avoids unnecessary footprint) |
Limited to 5 calls per second; 5000/day max.
Number of search results and results in a data.frame.
## Not run: spoa(terms = 'dna', limit = 5) spoa(terms = 'dna', limit = 5, verbose=TRUE) #debug mode ## End(Not run)
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