express request path
// GET 'http://www.example.com/admin/new?a=b'
app.get('/admin', (req, res, next) => {
req.originalUrl; // '/admin/new?a=b' (full path with query string)
req.baseUrl; // '/admin'
req.path; // '/new'
req.baseUrl + req.path; // '/admin/new' (full path without query string)
});express redirect
res.redirect('/foo/bar')
res.redirect('http://example.com')
res.redirect(301, 'http://example.com')
res.redirect('../login')express render
// send the rendered view to the client
res.render('index')
// if a callback is specified, the rendered HTML string has to be sent explicitly
res.render('index', function (err, html) {
res.send(html)
})
// pass a local variable to the view
res.render('user', { name: 'Tobi' }, function (err, html) {
// ...
})node js http request express
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