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Character Identifier

Character identifier online. Paste any letter, emoji, or symbol to reveal Unicode code points, hex values, HTML entities, and UTF-8 byte encodings.

a
LATIN SMALL LETTER A

Character Details

Character
a
Unicode Name
LATIN SMALL LETTER A
Description
Basic Latin lowercase letter 'a'
Unicode Code Point
U+0061
Character Category
Letter, Lowercase (Ll)
Decimal
97
Hexadecimal
0x61
Octal
0141
Binary
01100001
HTML Decimal Code
a
HTML Hex Code
a
UTF-8 Bytes
1 byte (61)
UTF-16 Code Units
1 unit (0061)
Is ASCII?
Yes
Is Visible?
Yes

Enter one character above to see its full identifier details.

The Essential Character Identifier Online: Inspect Any Symbol Instantly

In digital communication, typography, and software engineering, characters are far more than visual marks on a screen. Every letter, emoji, punctuation mark, and Asian ideograph is backed by a precise numeric architecture defined by the Unicode Consortium. Whether you are debugging unexpected compiler syntax errors, copying safe HTML entities, or searching for a dedicated chinese character identifier, our free character identifier online provides instant, deep diagnostic telemetry for every single glyph.

The Architecture of the Unicode Standard

Before the widespread adoption of Unicode, the computing world was fractured into hundreds of incompatible legacy character encoding standards—such as ASCII, ISO-8859-1 (Latin-1), Windows-1252, and Shift JIS. Documents written in one language frequently rendered as scrambled nonsense (known as mojibake) when viewed on another operating system.

Unicode solved this global fragmentation by assigning a unique numeric identifier—called a Code Point—to every character in human history. Represented in hexadecimal notation with the U+ prefix (such as U+0041 for the capital letter "A"), Unicode encompasses over 149,000 characters spanning 161 modern and historic scripts, mathematical notations, and emojis.

Using the Text Character Identifier in Development

An online text character identifier serves as a vital diagnostic tool across multiple technical specialties:

  • Frontend Web Development: Retrieve exact decimal and hexadecimal HTML entities (like — or —) to avoid web font encoding bugs.
  • Debugging Compiler Parsing Errors: Detect invisible non-breaking spaces (U+00A0) or Greek question marks that visually impersonate English semicolons.
  • CJK Language Analysis: Identify Unicode radicals, block boundaries, and UTF-8 byte payloads for Chinese, Japanese, and Korean characters.
  • Database Schema Planning: Verify whether characters fit into standard single-byte VARCHAR columns or require multi-byte utf8mb4 allocations.

Major Unicode Character Categories & Encodings

Character TypeSample GlyphUnicode CodepointUTF-8 BytesHTML Entity
Standard ASCII LatinAU+00411 Byte (0x41)A
Accented EuropeanéU+00E92 Bytes (0xC3 0xA9)é / é
Chinese Hanzi (Ideograph)字U+5B573 Bytes (0xE5 0xAD 0x97)字
Modern Emoji🚀U+1F6804 Bytes (0xF0 0x9F 0x9A 0x80)🚀
Zero-Width Space[ZWSP]U+200B3 Bytes (0xE2 0x80 0x8B)​

Frequently Asked Questions

What is a character identifier and how does it work online?

A character identifier is an online diagnostic tool that inspects any single character, symbol, or glyph to reveal its official Unicode codepoint (e.g. U+0041), character category, ASCII classification, HTML entity codes, hexadecimal, octal, and binary encodings in real time.

How do I use this tool as a Chinese character identifier?

Paste any Chinese Hanzi character (such as "字", "爱", or "龙") into the inspector. The Chinese character identifier immediately displays its Unicode CJK Unified Ideograph block, hexadecimal codepoint (e.g. U+5B57), decimal value, UTF-8 three-byte layout, and HTML entity codes.

How can a text character identifier find invisible or non-printing characters?

If your code or document contains ghost spaces that break syntax, paste the suspected gap into our text character identifier. It reveals whether the character is a standard space (U+0020), non-breaking space (U+00A0), zero-width space (U+200B), or byte order mark (U+FEFF).

What character encodings and technical specifications are provided?

Our tool details 15 technical specifications: Unicode Name, Formal Description, Codepoint (U+XXXX), General Category (Letter, Mark, Number, Punctuation, Symbol, Separator), Decimal, Hexadecimal, Octal, Binary bitfield, HTML Decimal, HTML Hex, UTF-8 bytes, UTF-16 code units, and visibility status.

Is my inspected text confidential?

Yes, 100%. All character inspection runs strictly inside your local browser via client-side JavaScript. No characters, passwords, or confidential tokens are ever sent to external servers.