---
title: "Discussion on \"What Is The Meaning of \"?\" in Java?\" | Hashnode"
description: "Discussion on \"What Is The Meaning of \"?\" in Java?\". In Java Generic Programming, ? refers to a wildcard.  By the end of this article, you'll gain a good understanding of wildcards and its usage."
url: "https://hashnode.com/posts/wildcards-in-java/616befb07c361e51328226a5"
---

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# [What Is The Meaning of "?" in Java?](https://techwithmaddy.com/wildcards-in-java?utm_source=hashnode&utm_medium=feed)

In Java Generic Programming, ? refers to a wildcard. By the end of this article, you'll gain a good understanding of wildcards and its usage.

Oct 17, 2021 · 4 min read · techwithmaddy.com  
Updated Oct 8, 2023  
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-   [#programming-languages](https://hashnode.com/tag/programming-languages)

## Written by

[Maddy](https://hashnode.com/@Maddy25)

@Maddy25 · London, UK

  
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Technical Writer @ Cloudflare

Software engineer turned technical writer.

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