This works, but when your goal is to first create functioning code that you can run as-is and share with others, creating an R Markdown file from such a script with that approach can become a time consuming and error-prone process of copy-pasting the code into code chunks and maintaining it in two places in case you want to also keep the runnable script version. When creating R Markdown documents, the workflow often looks something like the following: As if this was not handy enough, the package comes with a premade RStudio addin, so you can get the same functionality just clicking in the IDE, or assigning a keyboard shortcut to it.Ĭreating beautiful, multi format reports directly from R scripts If using RStudio, all you need to do to get the live preview is call the function and the default values of the arguments will take care of launching the live preview of the document currently active in the RStudio editor.
Enter the infinite_moon_reader() function from the xaringan package.Įven though the xaringan package focuses on creating slides with the remark.js JavaScript library, this function works to provide a live preview with any single-file html output, be it a report, slides such as ioslides, a shiny document or another format. However, if you are producing presentation slides or a more complex html report with R Markdown, you are stuck with re-knitting every time you want to see the updated content in action. Similarly for blogdown users, the serve_site() function provides live updates of the blog as the content is edited and saved.
R notebook vs rmarkdown update#
If you are familiar with R notebooks, you probably know that as you edit the notebook in RStudio and save, the preview will automatically update in the RStudio viewer. Live preview of R Markdown files with xaringan’s infinite_moon_reader()
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