Unicode Escape

13 chars
Escape output
Waiting for input…
0 chars

\uXXXX uses 4 hex digits and only covers the BMP plane (U+0000 to U+FFFF). \u{XXXXXX} uses curly braces and can express the full Unicode range, including Emoji and supplementary plane characters. Charset decides how characters map to bytes: UTF-8 covers every character, Latin1 only supports 0x00-0xFF.

Free online Unicode escape converter supporting \uXXXX, U+ code points and HTML entity formats for frontend debugging and encoding troubleshooting.

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Use Cases

  • Convert characters to \uXXXX format for frontend source code or configuration files
  • View Unicode code point representation when debugging internationalized text
  • Restore Unicode escaped content to readable text for page display
  • Troubleshoot special character encoding issues in API responses

How to Use

  1. Select conversion direction (text to Unicode or Unicode to text)
  2. Enter the text or Unicode escape content to convert
  3. The tool automatically converts and displays results
  4. Copy the result for source code, configuration or debugging

Features

  • Multiple escape formats: bidirectional conversion between \uXXXX, U+ code points and text
  • Frontend and i18n friendly: ideal for source debugging, i18n configuration and API string troubleshooting
  • Clearer character representation: understand how characters appear in actual encoding form
  • Complements HTML/URL encoding: seamlessly integrate with other character processing and escaping workflows

FAQ

What is Unicode escaping commonly used for?

Common in frontend source code, API responses, configuration files, internationalized text and debugging scenarios where character representation needs to be converted.

Can I convert text to \uXXXX format?

Yes. This is one of the most common use cases, and you can also convert escaped content back to normal text.

What is the difference from HTML entities or URL encoding?

Unicode escaping is for character encoding representation, HTML entities are for web display, and URL encoding is for link parameter transmission.

Is it useful for frontend debugging and i18n troubleshooting?

Absolutely. Many page texts, configuration items and translation files need to switch between Unicode representation and readable text.