In this situation, They're the same. The category.this syntax is useful If you have a non-static nested class that should check with its outer class's instance. Myster OctoberMyster October 133 bronze badges 2 This seriously isn't the situation. I am not even absolutely sure what case you're thinking about, but https://stephenhbtla.estate-blog.com/32411145/an-unbiased-view-of-this-jav