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Angelos Chalaris
2022-12-04 22:26:36 +02:00
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blog_posts/javascript-undeclared-undefined-null.md
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@ -3,7 +3,6 @@ title: What's the difference between undeclared, undefined and null in JavaScrip
shortTitle: Undeclared, undefined and null
type: question
tags: javascript,type
expertise: beginner
author: chalarangelo
cover: blog_images/river-houses.jpg
excerpt: JavaScript has three different empty states for variables. Learn their differences and how you can check for each one.