TypeScript · Middle · Question 61 of 75

What does `esModuleInterop` fix?

import express from 'express'; // a CommonJS module

✓Correct answer: Default-importing CommonJS modules in a way that matches how bundlers and Node handle them
2Converting ESM to CommonJS
3Importing JSON files

Explanation

Without it you'd need import * as express from 'express', which breaks when the module is callable.

Further reading

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