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  • References
  • JavaScript
  • Express
  • Response

res.headersSent

res.headersSent

Boolean property that indicates if the app sent HTTP headers for the response.

app.get('/', function (req, res) {
  console.log(res.headersSent); // false
  res.send('OK');
  console.log(res.headersSent); // true
});
Links:
  • http://expressjs.com/en/4x/api.html#res.headersSent
doc_Express
doc_Express
2025-01-10 15:47:30
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