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Code 39 (also known as Alpha39, Code 3 of 9, Code 3/9, Type 39, USS Code 39, or USD-3) is a variable length, discrete barcode symbology defined in ISO/IEC 16388:2007.. The Code 39 specification defines 43 characters, consisting of uppercase letters (A through Z), numeric digits (0 through 9) and a number of special characters (-, ., $, /, +, %, and space).
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
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 following other wikis use this file: Usage on ar.wikipedia.org ريكو كابليو 500SE; Usage on es.wikipedia.org Code 39; Usage on fa.wikipedia.org
It includes programming ligatures and was designed to enhance the look and feel of Windows Terminal, terminal applications and text editors such as Visual Studio and Visual Studio Code. The font is open source under the SIL Open Font License and available on GitHub. [8] It has been bundled with Windows Terminal since version 0.5.2762.0. [9]
Fonts that support it include Bravura, Euterpe, FreeSerif, Musica and Symbola. The Standard Music Font Layout , which is supported by the MusicXML format, expands on the Musical Symbols Unicode Block's 220 glyphs by using the Private Use Area in the Basic Multilingual Plane, permitting close to 2600 glyphs. [3]
The fonts are licensed under the GPL-3.0-or-later license with the Font-exception-2.0, ensuring they may be both freely distributed and embedded or otherwise utilized within a document without the document itself being covered by the GPL. The fonts can be obtained libre from GNU Savannah. [2]
A Unicode font is a computer font that maps glyphs to code points defined in the Unicode Standard. [8] The vast majority of modern computer fonts use Unicode mappings, even those fonts which only include glyphs for a single writing system , or even only support the basic Latin alphabet .