How can debugging be enabled in an Express application for development purposes?

  • Set app.debug = true;
  • Use the DEBUG environment variable
  • Add console.debug statements
  • Call app.enable('debug');
Debugging can be enabled in an Express application for development purposes by using the DEBUG environment variable. This allows you to selectively enable debugging for specific modules or components. The other options do not enable debugging in the standard way for Express applications.
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