JSONtoDF: Read a link-node structured JSON file into R as two data frames.
Description
JSONtoDF
reads a JSON data file into R and
converts part of it to a data frame.Usage
JSONtoDF(jsonStr = NULL, file = NULL, array)
Arguments
jsonStr
a JSON object to convert. Note if
jsonStr
is specified, then file
must be
NULL
.
file
character string of the JSON file name. Note
if file
is specified, then jsonStr
must be
NULL
.
array
character string specifying the name of the
JSON array to extract. (JSON arrays are delimited by
square brackets).
source
Part of the idea for the command comes from mropa's
comment on StackExchange:
http://stackoverflow.com/questions/4227223/r-list-to-data-frame.Details
JSONtoDF
is intended to load JSON files into R and
convert them to data frames that can be used to create
network graphs. The command converts the files into R
lists and then extracts the JSON array the user would
like to make into a data frame.