Enriched text is a
formatted text
In computing, formatted text, styled text, or rich text, as opposed to plain text, is digital text which has styling information beyond the minimum of semantic elements: colours, styles ( boldface, italic), sizes, and special features in HT ...
format for
email, defined by the
IETF in RFC 1896 and associated with the
text/enriched MIME type which is defined in RFC 1563.
Format
It is "intended to facilitate the wider interoperation of simple enriched text across a wide variety of hardware and software platforms". As of 2012, enriched text remained almost unknown in email traffic, while
HTML email is widely used. Enriched text, or at least the subset of HTML that can be transformed into enriched text, is seen as preferable to full HTML for use with email (mainly because of security considerations).
A predecessor of this MIME type was called
text/richtext in RFC 1341 and RFC 1521. Neither should be confused with
Rich Text Format
)
As an example, the following RTF code
would be rendered as follows:
This is some bold text.
Character encoding
A standard RTF file can only consist of 7-bit ASCII characters, but can use escape sequences to encode other characters. ...
(RTF, MIME type
text/rtf or
application/rtf) which are unrelated specifications, devised by
Microsoft
Microsoft Corporation is an American multinational corporation and technology company, technology conglomerate headquartered in Redmond, Washington. Founded in 1975, the company became influential in the History of personal computers#The ear ...
.
A single newline in enriched text is treated as a space. Formatting commands are in the same style as
SGML and
HTML
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It defines the content and structure of web content. It is often assisted by technologies such as Cascading Style Sheets ( ...
. They must be balanced and nested.
Enriched text is a supported format of
Emacs,
Mutt,
and
Netscape Communicator.
Examples
References
External links
The text/enriched MIME Content-type
{{DEFAULTSORT:Enriched Text
Email
Internet Standards
Computer file formats
Markup languages