Null or undefined values are never in your control when your app is talking to in-house developed APIs or third-party APIs. So when null or undefined values do occur in your data, your app should handle them gracefully. Your user experience should not look obscure. Thankfully, there is out-of-the-box (OOB) capability in Angular to handle null or undefined data called the safe navigation operator.
In this guide, we will take a look at how to use the safe navigation operator with the help of a real-world scenario: creating a small page that will render thumbnails of technical events on any website
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