Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialCharles Williams
2,680 PointsHow does "if (equals(other))" work?
How does this work?
if (equals(other))
I get that we are checking if the current instance of Treet is equal to another Treet instance called "other", but why don't we have to specify what we are comparing "other" to?
1 Answer
Kevin Faust
15,353 Pointsthat can be written also as:
if (this.equals(other))
So essentially we are comparing the current object with the "other" object.
Michael Heister
8,586 PointsMichael Heister
8,586 PointsI was googling around for literally half an hour since I couldn't grasp what we are actually comparing in the compareTo method... Your simple "this." addition finally helped to make sense of all of it.