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Create a valid UUID in a project

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🎯context

You have a TypeScript or JavaScript project and want to create a valid UUID in order to use it as an unique identifier for an object.

Description​

This How-To will show you how you can create valid UUIDs easily with the help of the uuid NPM module.

Steps​

  1. Install uuid npm module

    npm install uuid

  2. If you use TypeScript, please also install the types as a dev dependency

    npm install --save-dev @types/uuid

  3. Use the uuid module to create a new uuid

    import {​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​ v4 as uuidv4 }​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​ from 'uuid';

    // create a new v4 uuid
    const myUuid = uuidv4(); // -> '9b1deb4d-3b7d-4bad-9bdd-2b0d7b3dcb6d'