Miscellaneous Technical is a
Unicode block
A Unicode block is one of several contiguous ranges of numeric character codes ( code points) of the Unicode character set that are defined by the Unicode Consortium for administrative and documentation purposes. Typically, proposals such as the ...
ranging from U+2300 to U+23FF, which contains various common
symbol
A symbol is a mark, sign, or word that indicates, signifies, or is understood as representing an idea, object, or relationship. Symbols allow people to go beyond what is known or seen by creating linkages between otherwise very different conc ...
s which are related to and used in the various technical, programming language, and academic professions. For example:
* Symbol ⌂ (HTML hexadecimal code is ⌂) represents a
house
A house is a single-unit residential building. It may range in complexity from a rudimentary hut to a complex structure of wood, masonry, concrete or other material, outfitted with plumbing, electrical, and heating, ventilation, and air cond ...
or a home.
* Symbol ⌘ (⌘) is a "place of interest" sign. It may be used to represent the ''
Command key
The Command key (sometimes abbreviated as Cmd key), , formerly also known as the Apple key or open Apple key, is a modifier key present on Apple keyboards. The Command key's purpose is to allow the user to enter keyboard commands in applicat ...
'' on a
Mac keyboard.
* Symbol ⌚ (⌚) is a
watch
A watch is a portable timepiece intended to be carried or worn by a person. It is designed to keep a consistent movement despite the motions caused by the person's activities. A wristwatch is designed to be worn around the wrist, attached ...
(or
clock
A clock or a timepiece is a device used to measure and indicate time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units such as the day, the lunar month and ...
).
* Symbol ⏏ (⏏) is the "Eject" button symbol found on electronic equipment.
* Symbol ⏚ (⏚) is the "
Earth Ground
In electrical engineering, ground or earth is a reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the Earth.
Electrical circuits may be connec ...
" symbol found on electrical or electronic manual, tag and equipment.
It also includes most of the uncommon symbols used by the
APL programming language.
Miscellaneous Technical (2300–23FF) in Unicode
In
Unicode
Unicode, formally The Unicode Standard,The formal version reference is is an information technology standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems. The standard, ...
, ''Miscellaneous Technical'' symbols placed in the
hexadecimal
In mathematics and computing, the hexadecimal (also base-16 or simply hex) numeral system is a positional numeral system that represents numbers using a radix (base) of 16. Unlike the decimal system representing numbers using 10 symbols, he ...
range 0x2300–0x23FF, (decimal 8960–9215), as described below.
(2300–233F)
:1.Unicode code points U+2329 & U+232A are deprecated.
(2340–237F)
(2380–23BF)
(23C0–23FF)
Block
Emoji
The Miscellaneous Technical block contains eighteen
emoji
An emoji ( ; plural emoji or emojis) is a pictogram, logogram, ideogram or smiley embedded in text and used in electronic messages and web pages. The primary function of emoji is to fill in emotional cues otherwise missing from typed conv ...
: U+231A–U+231B, U+2328, U+23CF, U+23E9–U+23F3 and U+23F8–U+23FA.
Fifteen of these characters have
standardized variants defined, to specify emoji-style (U+FE0F VS16) or text presentation (U+FE0E VS15) for each character, for a total of 30 variants. These fifteen base characters are: U+231A–U+231B, U+2328, U+23CF, U+23E9–U+23EA, U+23ED–U+23EF, U+23F1–U+23F3 and U+23F8–U+23FA.
History
The following Unicode-related documents record the purpose and process of defining specific characters in the Miscellaneous Technical block:
See also
*
Unicode mathematical operators and symbols
*
Unicode symbols
In computing, a Unicode symbol is a Unicode character which is not part of a script used to write a natural language, but is nonetheless available for use as part of a text.
Many of the symbols are drawn from existing character sets or ISO/IEC or ...
*
Media control symbols
In digital electronics, analogue electronics and entertainment, the user interface may include media controls or player controls, to enact and change or adjust the process of video playback, audio playback, and alike. These controls are commonl ...
References
{{Mathematical symbols notation language
Symbols
Unicode blocks