/Javascript/Express/Express error middleware

Express error middleware

function errorHandler (err, req, res, next) {
  if (res.headersSent) {
    return next(err)
  }
  res.status(500)
  res.render('error', { error: err })
}

Source: expressjs.com

Express generator error handling

app.get('/', function (req, res) {
  throw new Error('BROKEN') // Express will catch this on its own.
})

Source: expressjs.com

Similar codes

17 votes116 views6 answers
Express js
Javascript Express
1 vote127 views2 answers
Express trust proxy
Javascript Express
0 vote115 views1 answer
Express js project github
Javascript Express
0 vote121 views1 answer
How to know if express is intalled
Javascript Express
0 vote120 views1 answer
Node express app.listen at specific port & host
Javascript Express
18 votes103 views3 answers
Fetch is not defined express
Javascript Express
7 votes159 views4 answers
Generate express app
Javascript Express
62 votes210 views3 answers
Express hello world
Javascript Express
-2 votes115 views1 answer
Express file upload
Javascript Express
0 vote80 views1 answer
Plotly express bar
Javascript Express