IDEOGRAPHIC HALF FILL SPACE·U+303F

Character Information

Code Point
U+303F
HEX
303F
Unicode Plane
Basic Multilingual Plane
Category
Other Symbol

Character Representations

Click elements to copy
EncodingHexBinary
UTF8
E3 80 BF
11100011 10000000 10111111
UTF16 (big Endian)
30 3F
00110000 00111111
UTF16 (little Endian)
3F 30
00111111 00110000
UTF32 (big Endian)
00 00 30 3F
00000000 00000000 00110000 00111111
UTF32 (little Endian)
3F 30 00 00
00111111 00110000 00000000 00000000
HTML Entity
〿
URI Encoded
%E3%80%BF

Description

The Unicode character U+303F, known as the IDEOGRAPHIC HALF FILL SPACE, plays a significant role in digital text processing. It is commonly employed in typesetting systems to maintain the accuracy of justification and alignment of text, particularly in East Asian languages that use complex scripts like Chinese, Japanese, or Korean. The character effectively divides the text into smaller blocks for precise adjustments during the formatting process. This half space character ensures proper spacing and layout without changing the meaning of the content, making it an indispensable tool for typographers and designers working with such scripts. Its cultural, linguistic, and technical significance underscores its value in ensuring accurate and visually appealing presentation of text in digital media.

How to type the symbol on Windows

Hold Alt and type 12351 on the numpad. Or use Character Map.

  1. Step 1: Determine the UTF-8 encoding bit layout

    The character has the Unicode code point U+303F. In UTF-8, it is encoded using 3 bytes because its codepoint is in the range of 0x0800 to 0xffff.

    Therefore we know that the UTF-8 encoding will be done over 16 bits within the final 24 bits and that it will have the format: 1110xxxx 10xxxxxx 10xxxxxx
    Where the x are the payload bits.

    UTF-8 Encoding bit layout by codepoint range
    Codepoint RangeBytesBit patternPayload length
    U+0000 - U+007F10xxxxxxx7 bits
    U+0080 - U+07FF2110xxxxx 10xxxxxx11 bits
    U+0800 - U+FFFF31110xxxx 10xxxxxx 10xxxxxx16 bits
    U+10000 - U+10FFFF411110xxx 10xxxxxx 10xxxxxx 10xxxxxx21 bits
  2. Step 2: Obtain the payload bits:

    Convert the hexadecimal code point U+303F to binary: 00110000 00111111. Those are the payload bits.

  3. Step 3: Fill in the bits to match the bit pattern:

    Obtain the final bytes by arranging the paylod bits to match the bit layout:
    11100011 10000000 10111111