react-papaparse is the fastest in-browser CSV (or delimited text) parser for React. It is full of useful features such as CSVReader, CSVDownloader, readString, jsonToCSV, readRemoteFile, ... etc.
this PR would allow CSVDownloader to call a function if passed in for data={} which would allow data to be calculated at click time instead of on every change to data.
See issue #92
this PR would allow CSVDownloader to call a function if passed in for data={} which would allow data to be calculated at click time instead of on every change to data.