How an Object Can Equal Two Different Values in JavaScript and Java

This article explains the clever trick of making a single object satisfy multiple equality checks in JavaScript using a mutable valueOf method, and shows how a similar effect can be achieved in Java through custom methods and state variables, highlighting the underlying mechanism.

JavaScriptMethod OverloadingObject Comparison

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How an Object Can Equal Two Different Values in JavaScript and Java

Java Tech Enthusiast

Sep 2, 2025 · Fundamentals

How Can an Object Equal Two Different Values in JavaScript and Java?

This article explains how to make an object appear equal to two distinct values by exploiting the valueOf method in JavaScript and a custom equalsTo method in Java, showing step‑by‑step code examples and the underlying state‑changing logic.

JavaJavaScriptObject Comparison

0 likes · 6 min read

How Can an Object Equal Two Different Values in JavaScript and Java?