Compare the difference between runapp and main in flutter

runApp: Run Shiny Application Runs a Shiny application . This function normally does not return; interrupt R to stop the application (usually by pressing Ctrl+C or Esc).

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In Dart, main() acts as the entry point for the program whereas runApp() attaches the given widget to the screen . According to this post, it’s possible to establish configuration variables before actually attaching the first widget. This makes the separation between main() and runApp() pretty useful.15 Kas 2019

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