Dmitri Pavlutin 4/15/2017

7 Tips to Handle undefined in JavaScript

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This article provides a technical deep dive into handling 'undefined' in JavaScript. It explains the nature of the undefined primitive type, explores common scenarios that generate undefined values (like uninitialized variables or accessing non-existent properties), and offers practical tips and best practices to prevent related errors and write safer code.

7 Tips to Handle undefined in JavaScript

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