🔍 Unicode Code Point Inspector
Professional Unicode analysis tool that reveals the complete Unicode structure of text including U+ code points, block names, character categories, and UTF-8 byte representations. Perfect for developers, linguists, and anyone working with international text.
Unicode Analysis Results:
15 Characters → Complete Unicode Analysis
Code points, blocks, and UTF-8 bytes revealed
📝 Analyzed Text
Characters
Unicode Blocks
UTF-8 Bytes
📋 Bulk Unicode Data (Click to Copy)
e = U+0065 = Basic Latin = 0x65
l = U+006C = Basic Latin = 0x6C
😀 = U+1F600 = Emoticons = 0xF0 0x9F 0x98 0x80
🌍 = U+1F30D = Miscellaneous Symbols = 0xF0 0x9F 0x8C 0x8D
💡 Unicode Analysis Insights
Standard ASCII
Multi-byte chars
UTF-8 encoding
🚀 Developer Tips:
Use U+ notation for CSS content properties, UTF-8 bytes for encoding debugging, and Unicode blocks for character set validation. This analysis helps identify text encoding issues and internationalization requirements.
How to Use This Unicode Code Point Inspector
How to Use the Unicode Code Point Inspector
- Enter Your Text: Paste or type any text into the input area. This can include regular letters, numbers, symbols, emoji, or characters from any language.
- Choose Display Options: Select your preferred display format (table, compact, list, or developer view) and whether to show detailed character information.
- Inspect Results: Click "Inspect Unicode" to analyze each character and reveal its Unicode code point, block name, and UTF-8 byte representation.
- Copy Individual Data: Use the copy buttons next to each character to copy specific Unicode information to your clipboard.
- Export Bulk Data: Copy all character data at once or download the complete analysis as a structured file for further processing.
💡 Pro Tips:
- Use this tool to debug text that displays as question marks or empty boxes
- Check UTF-8 byte counts to estimate storage requirements for international text
- Identify specific Unicode blocks to determine appropriate web fonts
- Validate that user input contains only expected character ranges
- Copy U+ codes for use in CSS content properties or HTML entities
How It Works
How Unicode Code Point Inspection Works
The Unicode Code Point Inspector analyzes text character-by-character using JavaScript's built-in Unicode handling capabilities to extract comprehensive encoding information.
🔍 Analysis Process:
- Character Extraction: Uses
Array.from()to properly handle multi-byte Unicode characters including emoji and complex scripts - Code Point Detection: Employs
codePointAt()to get the numeric Unicode value for each character position - Block Identification: Matches code point ranges to Unicode block names (Basic Latin, Emoticons, CJK, etc.)
- UTF-8 Calculation: Converts Unicode code points to their UTF-8 byte representation for storage analysis
- Category Classification: Identifies character types (letters, numbers, symbols, punctuation) based on Unicode properties
⚙️ Technical Implementation:
- Handles surrogate pairs correctly for characters beyond the Basic Multilingual Plane
- Provides accurate UTF-8 byte sequences using standard encoding algorithms
- Includes comprehensive Unicode block mapping for proper character classification
- Supports all Unicode planes including emoji, mathematical symbols, and rare scripts
This analysis helps developers understand exactly how text is encoded, stored, and transmitted, making it invaluable for debugging encoding issues, implementing internationalization, and ensuring cross-platform text compatibility.
When You Might Need This
- • Debug text encoding issues in web applications and databases
- • Analyze international text for proper Unicode support implementation
- • Identify problematic characters causing display or processing errors
- • Validate emoji and special character compatibility across platforms
- • Inspect UTF-8 byte sequences for storage and transmission optimization
- • Research Unicode blocks and character sets for font selection
- • Troubleshoot copy-paste issues with mixed character encodings
- • Examine HTML entity requirements for special characters
- • Analyze text input validation and character set restrictions
- • Investigate character rendering issues in different browsers and systems
Frequently Asked Questions
What information does the Unicode Code Point Inspector show for each character?
The inspector displays comprehensive Unicode details including the U+ code point notation (like U+0041 for 'A'), the Unicode block name (such as 'Basic Latin' or 'Emoticons'), UTF-8 byte sequences in hexadecimal format, and character categories. This helps developers understand exactly how characters are encoded and stored in different systems.
How can this tool help me debug text encoding problems?
The tool reveals the exact Unicode structure of text that may appear corrupted or display incorrectly. By examining the code points and UTF-8 bytes, you can identify whether issues stem from incorrect encoding assumptions, character set mismatches, or specific problematic characters. This is especially useful when text displays as question marks or boxes.
What's the difference between Unicode code points and UTF-8 bytes?
Unicode code points (like U+1F600) are abstract character identifiers in the Unicode standard, while UTF-8 bytes show how those characters are actually encoded for storage and transmission. For example, the emoji 😀 has code point U+1F600 but requires 4 UTF-8 bytes (0xF0 0x9F 0x98 0x80). Understanding both helps with encoding, storage, and cross-system compatibility.
Can I use this tool to check if my text contains only ASCII characters?
Yes, the tool clearly distinguishes between ASCII characters (code points U+0000 to U+007F) and Unicode characters. ASCII characters use single UTF-8 bytes, while non-ASCII characters require multiple bytes. The analysis summary shows counts for both types, making it easy to verify if your text is purely ASCII or contains international characters.
How does this tool help with web development and internationalization?
The inspector helps ensure proper character handling in web applications by revealing Unicode blocks, UTF-8 requirements, and potential encoding issues. It's valuable for validating user input, selecting appropriate fonts that cover specific Unicode ranges, implementing proper character escaping, and ensuring consistent text rendering across different browsers and platforms.