Not sure why am I getting this error. Please help.

const express = require('express');
const graphqlHTTP = require('express-graphql');

const app = express();

app.use('/graphql', graphqlHTTP({
graphiql: true
}));

app.listen(4000, () => {
console.log('Listening to port 4000');
});

CodePudding user response：

From their doc

const { graphqlHTTP } = require('express-graphql');