---
title: "What characters are allowed in an XML namespace prefix?"  
description: "What characters are allowed in an XML namespace prefix?"  
author: "Chris Anderson"  
published: 2011-09-20  
updated: 2020-09-16  
canonical: https://www.mindstick.com/interview/1284/what-characters-are-allowed-in-an-xml-namespace-prefix  
category: "xml"  
tags: ["xml"]  
reading_time: 1 minute  

---

# What characters are allowed in an XML namespace prefix?

The prefix can contain any character that is allowed in the Name [5] production in XML 1.0 except a colon.

## Answers

### Answer by Chris Anderson

The prefix can contain any character that is allowed in the Name [5] production in XML 1.0 except a colon.


---

Original Source: https://www.mindstick.com/interview/1284/what-characters-are-allowed-in-an-xml-namespace-prefix

Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.