Restart the process when files change.
Section: Watch Mode, Test Runner, and REPL
Run in watch mode
bash
bash
node --watch app.jsExplanation
Built-in watch mode is stable in current Node releases and useful for local development.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Watch Mode, Test Runner, and REPL