Description Usage Arguments Value Author(s) References Examples
This function is a wrapper for the Measure.getMeasure() method of the PVS API Measure class which grabs details of a ballot measure. The function sends a request with this method to the PVS API for all measure IDs given as a function input, extracts the XML values from the returned XML file(s) and returns them arranged in one data frame.
1 | Measure.getMeasure(measureId)
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measureId |
a character string or list of character strings with the measure ID(s) (see references for details) |
A data frame with a row for each ballot measure and columns with the following variables describing the ballot measure:
measure.measureId,
measure.measureCode,
measure.title,
measure.electionDate,
measure.electionType,
measure.source,
measure.url,
measure.summary,
measure.summaryUrl,
measure.measureText,
measure.textUrl,
measure.proUrl,
measure.conUrl,
measure.yes,
measure.no,
measure.outcome.
Ulrich Matter <ulrich.matter-at-unibas.ch>
http://api.votesmart.org/docs/Measure.html
Use Measure.getMeasuresByYearState() to get a list of measure IDs.
See also: Matter U, Stutzer A (2015) pvsR: An Open Source Interface to Big Data on the American Political Sphere. PLoS ONE 10(7): e0130501. doi: 10.1371/journal.pone.0130501
1 2 3 4 5 6 | # First, make sure your personal PVS API key is saved as an option
# (options("pvs.key" = "yourkey")) or in the pvs.key variable:
## Not run: pvs.key <- "yourkey"
# get details on certain ballot measures
## Not run: measure <- Measure.getMeasure(list(1632,1633))
## Not run: measure
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