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HTML Entity Tool
開発者Encode and decode HTML entities for safe web content.
ttb run html-entity-tool
ENCODEDECODE
Quick Reference
Result appears here as you type...このツールを共有:
HTML Entity Tool の使い方
Paste text containing special characters (like <, >, &, ", or ©) and click "Encode" to convert them to HTML entities (<, >, &, etc.). Or paste HTML entities and click "Decode" to convert them back to readable characters. Critical for safely displaying user-generated content on web pages.
1
Enter your parameters
Configure the inputs for the Html Entity Tool according to your specific needs.
2
View real-time results
The utility instantly processes your request and displays the calculated outputs directly in your browser.
3
Copy or Download
Click the copy icon next to the final output to instantly grab the result, or export it if applicable.
よくある質問
Why do I need HTML entities?+
Characters like < and > are interpreted as HTML tags by browsers. If you want to display them as text (not as markup), you must encode them as < and >. This also prevents XSS (Cross-Site Scripting) security vulnerabilities.
What is an HTML entity?+
An HTML entity is a text sequence that represents a special character. They start with & and end with ;. Examples: & for &, for non-breaking space, © for ©, and € for €.