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HTML Entity Encoder

Encode and decode HTML entities for safe display in web pages.

How to Use

1

Enter text

Paste text with special characters.

2

Choose action

Select encode or decode.

3

Copy result

Copy the converted text.

Features

Encode special characters
Decode HTML entities
Named entities support
Numeric entities
Instant conversion

Frequently Asked Questions

HTML entities are special codes used to display reserved characters in HTML, like &lt; for < and &amp; for &. They prevent browser parsing issues.

Encode and decode HTML entities to safely display special characters on web pages. Convert symbols like <, >, &, and quotes to their HTML entity equivalents and back.

Did You Know?

There are 2,231 named character references (HTML entities) defined in HTML5! While most developers only use about 10 common ones like &nbsp;, &amp;, &lt;, and &gt;, the full list includes everything from mathematical symbols to emoji.

Pro Tips

  • Always encode user input before displaying on web pages to prevent XSS
  • Use named entities (&amp;) for readability, numeric (&#38;) for compatibility
  • Some entities like &nbsp; affect layout, not just display

Common Use Cases

  • Preventing XSS (Cross-Site Scripting) attacks
  • Displaying code snippets safely on web pages
  • Including special characters in HTML attributes
  • Working with international characters
  • Creating HTML email templates

Best Practices

  • Encode at output time, not storage time
  • Use proper character encoding (UTF-8) to minimize entity needs
  • Double-check decoded entities for security before using

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