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/ XML Formatter

XML Input

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XML Formatter

Format and validate XML with proper indentation

■ 01

What is XML?

XML (Extensible Markup Language) is a markup language used to store and transport data. It's both human-readable and machine-readable, commonly used for configuration files, data exchange, and document storage.

■ 02

How does it work?

Paste your XML content in the input field and click Format XML. The tool will validate the XML structure and format it with proper indentation for better readability. Validation This tool validates XML syntax and report…

■ 03

Sample Cases

Covers Simple XML document, XML with attributes, and Nested structure so you can compare common inputs and outputs quickly.

/ Code

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/ Integration

Source code from the selected tool, shown here alongside the live version on the right.

/ Source Code

TypeScript

typescript

// No external dependencies needed - uses built-in DOMParser and string manipulation

function formatXml(xml: string): string {
  if (!xml.trim()) return '';

  const PADDING = '  ';
  const reg = /(>)(<)(\/*)/g;
  let formatted = '';
  let pad = 0;