React "update" immutable nested objects.

Published: 01 January 1970
on channel: Obsolete Programmer

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This React demo shows the difficulty in 'updating' multiple nested objects.

1. yarn create react-app immutability-demo
2. cd immutability-demo
3. Create three files: OneLevel.js, ThreeLevels.js, FourLevels.js. Files contents are in the video.
4. Edit App.js. File content is in the video.
5. yarn start

The more nested the object, the more difficult it is.

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