React-csv issue in async data and rendering

In frontend development sometimes you need to export the data (usually in JSON format) as downloadable csv format, and for those working on ReactJS related web applications, there is a package named react-csv that can save you from breaking the DRY... However, you may also encounter issues when applying this package in some specific scenarios, such as the one I'm writing down soon which involves in data being loaded asyncronously but needed for initial UI rendering.

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