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Punched tape with the word "Wikipedia" encoded in ASCII.Presence and absence of a hole represents 1 and 0, respectively; for example, W is encoded as 1010111.. Character encoding is the process of assigning numbers to graphical characters, especially the written characters of human language, allowing them to be stored, transmitted, and transformed using computers. [1]
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.
ASCII (/ ˈ æ s k iː / ⓘ ASS-kee), [3]: 6 an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication. . ASCII codes represent text in computers, telecommunications equipment, and other devic
In HTML and XML, a numeric character reference refers to a character by its Universal Coded Character Set/Unicode code point, and uses the format: &#xhhhh;. or &#nnnn; where the x must be lowercase in XML documents, hhhh is the code point in hexadecimal form, and nnnn is the code point in decimal form.
Web pages authored using HyperText Markup Language may contain multilingual text represented with the Unicode universal character set.Key to the relationship between Unicode and HTML is the relationship between the "document character set", which defines the set of characters that may be present in an HTML document and assigns numbers to them, and the "external character encoding", or "charset ...
Declared character set for the 10 million most popular websites since 2010 Use of the main encodings on the web from 2001 to 2012 as recorded by Google, [26] with UTF-8 overtaking all others in 2008 and over 60% of the web in 2012 (since then approaching 100%). UTF-8 is the only encoding of Unicode (explicitly) listed there, and the rest only ...
Null character: NUL U+0001 Start of Heading: SOH U+0002 Start of Text: STX U+0003 End-of-text character: ETX U+0004 End-of-transmission character: EOT U+0005 Enquiry character: ENQ U+0006 Acknowledge character: ACK U+0007 Bell character: BEL U+0008 Backspace: BS U+0009 Horizontal tab: HT U+000A Line feed: LF U+000B Vertical tab: VT U+000C Form ...
Character references that are based on the referenced character's UCS or Unicode code point are called numeric character references. In HTML 4 and in all versions of XHTML and XML, the code point can be expressed either as a decimal (base 10) number or as a hexadecimal (base 16) number.