What is XML Formatting?
XML (eXtensible Markup Language) is a markup language designed for storing and transporting data. The XML formatter converts compressed XML data into a well-indented, human-readable format, with syntax highlighting, error detection, and validation features.
How to Use
Basic Steps
- Paste or enter XML data in the left input box
- Select indent size (2 spaces, 4 spaces, or Tab)
- Click Format to beautify or Minify to remove whitespace
- Results display on the right with syntax highlighting
- Click Copy or Download to save the result
Features
Examples
Basic Elements
<root>
<name>张三</name>
<age>25</age>
</root>With Attributes
<book id="1" lang="zh">
<title>JavaScript</title>
</book>Nested Structure
<company>
<dept name="技术部">
<employee>
<name>李四</name>
</employee>
</dept>
</company>FAQ
What's the difference between XML and HTML?
XML is a data storage and transport format that allows custom tags; HTML is a display format with predefined tags. XML is stricter - all tags must be closed and attributes must be quoted.
How to fix XML format errors?
Common errors include: unclosed tags, missing quotes on attributes, unescaped special characters (e.g., & must be written as &), malformed XML declaration. Use this tool's validation to quickly locate errors.
Is there a size limit for XML data?
This tool runs in the browser, performance depends on your device. We recommend processing XML data under 1MB for optimal experience.