'require' keyword not being recognized by webstorm

Question

I\'m using WebStorm as the IDE.

Here\'s my folder structure and express.js insalled:

Answer 1

Update

On the new Webstorm versions, just going above error and clicking in More Actions... (or ALT+ENTER) and selecting Enable Node.js coding assistance will solve this.

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To solve these problems on the new Webstorm versions, you need to enable the Coding assistance for Node.js.

To do this, go on the Settings > Languages & Frameworks > Node.js and NPM and click on the Coding assistance for Node.js option, and then click OK to save:

This will solve all Node.js unresolved variables and functions.