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Converts Unicode character codes, always given in hexadecimal, to their UTF-8 or UTF-16 representation in upper-case hex or decimal. Can also reverse this for UTF-8. The UTF-16 form will accept and pass through unpaired surrogates e.g. {{#invoke:Unicode convert|getUTF8|D835}} → D835.
In Unix and Unix-like operating systems, iconv (an abbreviation of internationalization conversion) [2] is a command-line program [3] and a standardized application programming interface (API) [4] used to convert between different character encodings. "It can convert from any of these encodings to any other, through Unicode conversion."
A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name. A numeric character reference uses the format &#nnnn; or &#xhhhh; where nnnn is the code point in decimal form, and hhhh is the code point in hexadecimal form.
The Universal Coded Character Set (UCS, Unicode) is a standard set of characters defined by the international standard ISO/IEC 10646, Information technology — Universal Coded Character Set (UCS) (plus amendments to that standard), which is the basis of many character encodings, improving as characters from previously unrepresented writing systems are added.
In the first example, without an LRM control character, a web browser will render the ++ on the left of the "C" because the browser recognizes that the paragraph is in a right-to-left text and applies punctuation, which is neutral as to its direction, according to the direction of the adjacent text. The LRM control character causes the ...
In version 16.0 (September 2024), Unicode was extended with another block containing many graphics characters, Symbols for Legacy Computing Supplement, which includes a few box-drawing characters and other symbols used by obsolete operating systems (mostly from the 1970s and 1980s).
The KCharSelect character mapping tool shown displaying a subset of the Unicode Mathematical Operators The Unicode logo. Unicode input is method to add a specific Unicode character to a computer file; it is a common way to input characters not directly supported by a physical keyboard.
The second version designated GB 18030-2005 Information Technology—Chinese coded character set has the same mandatory subset as GB 18030-2000 of 1-, 2- and 4-byte encodings. [7]: 3 This version also includes the full CJK Unified Ideographs Extension B in the 4-byte encoding section which is outside the BMP [10] as a suggestion support ...