HTML Entity Encoder/Decoder

Switch between literal characters and their HTML entity representations with MiniWebtool’s HTML Entity Encoder/Decoder. Choose encoding for plain text or decoding to turn entities back into readable characters.

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Help me understand MiniWebtool's HTML Entity Encoder/Decoder: https://miniwebtool.com/html-entity-encoder-decoder/. What can I use it for, what inputs or settings do I need, and how do I use it and understand the output? Walk me through one simple example. Use this page as your source and answer in English.

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About HTML Entity Encoder/Decoder

Welcome to our HTML Entity Encoder/Decoder, a free online tool that helps you convert special characters to HTML entities and vice versa. Whether you are a web developer displaying code snippets, a content creator handling special characters, or a security professional sanitizing user input, this tool provides quick and accurate conversions.

At a Glance

HTML Entity Encoder/Decoder converts special characters in text to HTML entities and turns entities back into readable characters. It handles named entities such as < and numeric entities in decimal or hexadecimal form.

HTML Entity Encoder/Decoder: features at a glance
Feature	What you get	Good for
Encode mode	Converts characters with special meaning in HTML, such as <, > and &, plus symbols like © and €, into entities.	Showing code snippets or special symbols on a web page
Decode mode	Turns entities such as <div> back into the original characters so you can read them.	Reading escaped HTML copied from page source
Named and numeric	Supports named entities such as © and numeric entities in decimal (©) or hexadecimal (©) form.	Working with characters that have no named entity
Character statistics	Shows statistics about your text alongside the converted result.	Checking how much a conversion changed your text
Reference table	Includes a table of common entities with the character, named entity, numeric entity and description.	Looking up the entity for a symbol

What are HTML Entities?

HTML entities are special codes used to represent characters that have special meaning in HTML or characters that are not easily typed on a keyboard. They begin with an ampersand (&) and end with a semicolon (;).

There are two main types of HTML entities:

Named entities: Use descriptive names like < for the less-than sign (<)
Numeric entities: Use character codes like < (decimal) or < (hexadecimal)

Why Use HTML Entity Encoding?

HTML entity encoding is essential for several reasons:

1. Display Reserved Characters

Characters like <, >, and & have special meaning in HTML. If you want to display them as text rather than markup, you must encode them:

< becomes <
> becomes >
& becomes &

2. Show Code Examples

When displaying HTML, XML, or other markup code on a webpage, you need to encode the tags so they appear as text instead of being interpreted as actual HTML.

3. Security (XSS Prevention)

Encoding user-generated content helps prevent Cross-Site Scripting (XSS) attacks by ensuring that any potentially malicious HTML or JavaScript code is displayed as harmless text.

4. Special Characters and Symbols

HTML entities allow you to display special characters like copyright symbols (©), currency symbols (€, £, ¥), mathematical symbols (×, ÷, ±), and accented characters.

How to Use This Tool

Encoding (Text to HTML Entities)

Paste or type your text containing special characters into the input field
Select the "Encode" mode
Click "Convert"
Copy the encoded result and use it in your HTML

Decoding (HTML Entities to Text)

Paste text containing HTML entities (like <div>) into the input field
Select the "Decode" mode
Click "Convert"
Copy the decoded result to see the original text

Common HTML Entities Reference

Here are the most commonly used HTML entities:

HTML Entity Encoder/Decoder: Common HTML Entities Reference
Character	Named Entity	Numeric Entity	Description
<	<	<	Less than sign
>	>	>	Greater than sign
&	&	&	Ampersand
"	"	"	Double quotation mark
'	'	'	Single quotation mark (apostrophe)
			Non-breaking space
©	©	©	Copyright symbol
®	®	®	Registered trademark symbol
™	™	™	Trademark symbol
€	€	€	Euro sign
£	£	£	Pound sign
¥	¥	¥	Yen sign
¢	¢	¢	Cent sign
§	§	§	Section sign
¶	¶	¶	Paragraph sign
•	•	•	Bullet
–	–	–	En dash
—	—	—	Em dash
←	←	←	Left arrow
→	→	→	Right arrow
↑	↑	↑	Up arrow
↓	↓	↓	Down arrow
°	°	°	Degree sign
±	±	±	Plus-minus sign
×	×	×	Multiplication sign
÷	÷	÷	Division sign
½	½	½	Fraction one half
¼	¼	¼	Fraction one quarter
¾	¾	¾	Fraction three quarters
α	α	α	Greek small letter alpha

Named vs Numeric Entities

Named Entities

Named entities use descriptive names that are easy to remember, such as:

© for © (copyright)
® for ® (registered trademark)
€ for € (euro sign)

Advantages: More readable and easier to remember

Disadvantages: Not all characters have named entities

Numeric Entities

Numeric entities use the Unicode character code, either in decimal or hexadecimal format:

© (decimal) or © (hexadecimal) for ©
® (decimal) or ® (hexadecimal) for ®

Advantages: Can represent any Unicode character

Disadvantages: Less readable than named entities

Best Practices

Always encode user input: When displaying user-generated content, encode it to prevent XSS attacks
Encode code examples: When showing HTML, XML, or other markup code, encode it so it displays correctly
Use named entities when possible: They are more readable and maintainable
Don't over-encode: Only encode characters that need it. Regular letters and numbers do not need encoding
Validate your HTML: After encoding, make sure your HTML still validates correctly

Common Use Cases

1. Displaying Code Snippets

When you want to show HTML code on your webpage:

Original: <div class="container">Hello</div>

Encoded: &lt;div class="container"&gt;Hello&lt;/div&gt;

2. Showing Special Characters

Display copyright notices, trademarks, and other symbols:

3. Mathematical Expressions

Show mathematical symbols correctly:

Original: 5 × 3 = 15

Encoded: 5 &times; 3 = 15

Frequently Asked Questions

Do I need to encode all special characters?

No, only encode characters that have special meaning in HTML or those that might cause display issues. Regular letters, numbers, and common punctuation like periods and commas do not need encoding.

What is the difference between encoding and escaping?

In HTML, encoding and escaping are often used interchangeably. Both refer to converting special characters to their entity equivalents. However, "escaping" is a more general programming term, while "encoding" specifically refers to the HTML entity conversion process.

Can I use HTML entities in URLs?

No, HTML entities should not be used in URLs. URLs use percent-encoding (URL encoding) instead, which is a different encoding scheme. For example, a space in a URL becomes %20.

Are HTML entities case-sensitive?

Named entities are case-sensitive. For example, © works but &COPY; does not. Numeric entities are not affected by case except for the 'x' in hexadecimal notation (both © and &#XA9; work).

Additional Resources

To learn more about HTML entities:

Reference this content, page, or tool as:

"HTML Entity Encoder/Decoder" at https://MiniWebtool.com/html-entity-encoder-decoder/ from MiniWebtool, https://MiniWebtool.com/

by miniwebtool team. Updated: Dec 16, 2025

Developer API available: Run this tool from your app, automation, or agent with one JSON HTTP request. View API docs

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