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In HTML and XML, a numeric character reference refers to a character by its Universal 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. The hhhh (or nnnn) may be any number of ...
There are two general ways to specify which character encoding is used in the document. First, the web server can include the character encoding or " charset " in the Hypertext Transfer Protocol (HTTP) Content-Type header, which would typically look like this: [1] Content-Type: text/html; charset=utf-8. This method gives the HTTP server a ...
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 ...
In contrast, a character entity reference refers to a character by the name of an entity which has the desired character as its replacement text. The entity must either be predefined (built into the markup language) or explicitly declared in a Document Type Definition (DTD). The format is the same as for any entity reference: &name;
HTML markup consists of several key components, including those called tags (and their attributes), character-based data types, character references and entity references. HTML tags most commonly come in pairs like < h1 > and </ h1 > , although some represent empty elements and so are unpaired, for example < img > .
XML 1.1. Unicode code points in the following code point ranges are always valid in XML 1.1 documents: [2] U+0001–U+D7FF, U+E000–U+FFFD: this includes most C0 and C1 control characters, but excludes some (not all) non-characters in the BMP (surrogates, U+FFFE and U+FFFF are forbidden); U+10000–U+10FFFF: this includes all code points in ...
From Wikipedia, the free encyclopedia. Redirect page. Redirect to: List of XML and HTML character entity references; Retrieved from "https: ...
HTML 4.0 Character Entity References—shows how the named and decimal character references look in one's browser; FileFormat.Info—details of many Unicode characters, including the named, decimal and hexadecimal character reference, showing how it should look and for each, how it looks in one's browser