Unicode standard

Unicode standard

The Unicode standard is a character coding system designed to support the worldwide interchange, processing, and display of the written texts of the diverse languages and technical disciplines of the modern world.

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Unicode standard

Informative

Computer; Unicode standard

Information in this standard that is not normative but that contributes to the correct use and implementation of the standard.

Spacing mark

Computer; Unicode standard

A combining character that is not a nonspacing mark. * Examples include U+093F devanagari vowel sign i. In general, the behaviour of spacing marks does not differ greatly from that of base ...

Singleton decomposition

Computer; Unicode standard

A canonical decomposition mapping from a character to a different single character. * The default value for the Decomposition_Mapping property for a code point (including any private-use character, ...

Standard generalised markup language (SGML)

Computer; Unicode standard

A standard framework, defined in ISO 8879, for defining particular text markup languages. The SGML framework allows for mixing structural tags that describe format with the plain text content of ...

Simple property

Computer; Unicode standard

A Unicode character property whose values are specified directly in the Unicode Character Database (or elsewhere in the standard) and whose values cannot be derived from other simple properties.

Unicode signature

Computer; Unicode standard

An optional code sequence at the beginning of a stream of coded characters that identifies the character encoding scheme used for the following text.

Sinogram

Computer; Unicode standard

A technical term for a Chinese character. In the Unicode Standard, sinograms are systematically referred to instead as CJK ideographs or Han ideographs.