---
title: "Comparing Java objects with equals() and hashcode()"
url: https://daily.dev/posts/comparing-java-objects-with-equals-and-hashcode--deayzhpmd
source_url: https://www.infoworld.com/article/3305792/comparing-java-objects-with-equals-and-hashcode.html
type: article
source: "Java World"
published: 2024-05-16T09:05:26.514Z
updated: 2024-05-16T09:05:50.054Z
tags: ["java"]
reading_time: 9
upvotes: 4
comments: 0
language: en
---

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# Comparing Java objects with equals() and hashcode()

**[Java World](https://daily.dev/sources/javaworld)** · 9 min read · 4 upvotes · 0 comments

## Summary

Java's equals() and hashcode() methods are important for comparing and identifying objects in Java programs. This post explains why it is necessary to override these methods, how to use them to compare objects, and their role in collections. It also provides guidelines and rules for using equals() and hashcode().

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.infoworld.com/article/3305792/comparing-java-objects-with-equals-and-hashcode.html>

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Tags: [#java](https://daily.dev/tags/java)

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