Unicode Character "一" (U+4E00)

The character 一 (CJK Unified Ideograph-4E00) is represented by the Unicode codepoint U+4E00. It is encoded in the CJK Unified Ideographs block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as 一.

Main Unicode Properties

Name CJK Unified Ideograph-4E00
Unicode Codepoint U+4E00
Unicode Version 1.1 (June, 1993)
Block CJK Unified Ideographs
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Left To Right (L)
Is mirrored? No

Other Unicode Data

Category Other Letter
Script Han
Combining Class Not Reordered

U+4E00 Conversion

HTML (decimal) 一
HTML (hex) 一
HTML (named) -
URL Escape Code %E4%B8%80
CSS \004E00
JavaScript, JSON \u4E00
C, C++, Java \u4E00
Python \u4E00
Rust \u{4E00}
Ruby \u4E00

How to type "一"

  • Windows ?: Hold Alt, then type 4 E 0 0. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 4 E 0 0. Release Alt.

Preview

  • 一
    Times, Times New Roman, serif
  • 一
    Helvetica, Arial, sans-serif
  • 一
    Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xE4 0xB8 0x80
UTF-16 (hex) 0x4E00
UTF-32 (hex) 0x00004E00

Characters based on "一" (U+4E00)

References