Express.js application bug: validationResult(req) method does not work

Question

I am working on a blogging application (click the link to see the GitHub repo) with Express, EJS and MongoDB.

Before submitting a

Answer 1

use this code in index.js to get flash error messages locally in EJS ,

app.use(function (req, res, next) {
    res.locals.messages = req.flash();
    next();
});