Caractères et symboles Unicode

Rubrique : typographie, LaTeX, règles typographiques, rédaction, livre.

En XHTML, il est possible de représenter de nombreux caractères et symboles grâce à leur entité XHTML ou leur code Unicode.

Exemple pour le symbole Copyright « © » :

Entité XHTML : ©
Code Unicode : © ou ©

Caractères spéciaux et symboles en français

Caractères et symboles - codes Unicode et entités XHTML
Unicode Entité &#xCODE; &entity; Nom Unicode
U+0022 quot " " QUOTATION MARK
U+0026 amp & & AMPERSAND
U+003C lt < < LESS-THAN SIGN
U+003E gt > > GREATER-THAN SIGN
U+00A0 nbsp | | | | NO-BREAK SPACE
U+00A2 cent ¢ ¢ CENT SIGN
U+00A3 pound £ £ POUND SIGN
U+00A4 curren ¤ ¤ CURRENCY SIGN
U+00A5 yen ¥ ¥ YEN SIGN
U+00A6 brvbar ¦ ¦ BROKEN BAR
U+00A7 sect § § SECTION SIGN
U+00A9 copy © © COPYRIGHT SIGN
U+00AB laquo « « LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
U+00AC not ¬ ¬ NOT SIGN
U+00AD shy ­ ­ SOFT HYPHEN
U+00AE reg ® ® REGISTERED SIGN
U+00B0 deg ° ° DEGREE SIGN
U+00B1 plusmn ± ± PLUS-MINUS SIGN
U+00B2 sup2 ² ² SUPERSCRIPT TWO
U+00B3 sup3 ³ ³ SUPERSCRIPT THREE
U+00B5 micro µ µ MICRO SIGN
U+00B6 para PILCROW SIGN
U+00B7 middot · · MIDDLE DOT
U+00BB raquo » » RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
U+00BC frac14 ¼ ¼ VULGAR FRACTION ONE QUARTER
U+00BD frac12 ½ ½ VULGAR FRACTION ONE HALF
U+00BE frac34 ¾ ¾ VULGAR FRACTION THREE QUARTERS
U+00C0 Agrave À À LATIN CAPITAL LETTER A WITH GRAVE
U+00C2 Acirc   LATIN CAPITAL LETTER A WITH CIRCUMFLEX
U+00C6 AElig Æ Æ LATIN CAPITAL LETTER AE
U+00C7 Ccedil Ç Ç LATIN CAPITAL LETTER C WITH CEDILLA
U+00C8 Egrave È È LATIN CAPITAL LETTER E WITH GRAVE
U+00C9 Eacute É É LATIN CAPITAL LETTER E WITH ACUTE
U+00CA Ecirc Ê Ê LATIN CAPITAL LETTER E WITH CIRCUMFLEX
U+00CB Euml Ë Ë LATIN CAPITAL LETTER E WITH DIAERESIS
U+00CE Icirc Î Î LATIN CAPITAL LETTER I WITH CIRCUMFLEX
U+00CF Iuml Ï Ï LATIN CAPITAL LETTER I WITH DIAERESIS
U+00D4 Ocirc Ô Ô LATIN CAPITAL LETTER O WITH CIRCUMFLEX
U+00D7 times × × MULTIPLICATION SIGN
U+00D9 Ugrave Ù Ù LATIN CAPITAL LETTER U WITH GRAVE
U+00DB Ucirc Û Û LATIN CAPITAL LETTER U WITH CIRCUMFLEX
U+00DC Uuml Ü Ü LATIN CAPITAL LETTER U WITH DIAERESIS
U+00E0 agrave à à LATIN SMALL LETTER A WITH GRAVE
U+00E2 acirc â â LATIN SMALL LETTER A WITH CIRCUMFLEX
U+00E6 aelig æ æ LATIN SMALL LETTER AE
U+00E7 ccedil ç ç LATIN SMALL LETTER C WITH CEDILLA
U+00E8 egrave è è LATIN SMALL LETTER E WITH GRAVE
U+00E9 eacute é é LATIN SMALL LETTER E WITH ACUTE
U+00EA ecirc ê ê LATIN SMALL LETTER E WITH CIRCUMFLEX
U+00EB euml ë ë LATIN SMALL LETTER E WITH DIAERESIS
U+00EE icirc î î LATIN SMALL LETTER I WITH CIRCUMFLEX
U+00EF iuml ï ï LATIN SMALL LETTER I WITH DIAERESIS
U+00F4 ocirc ô ô LATIN SMALL LETTER O WITH CIRCUMFLEX
U+00F7 divide ÷ ÷ DIVISION SIGN
U+00F9 ugrave ù ù LATIN SMALL LETTER U WITH GRAVE
U+00FB ucirc û û LATIN SMALL LETTER U WITH CIRCUMFLEX
U+00FC uuml ü ü LATIN SMALL LETTER U WITH DIAERESIS
U+00FF yuml ÿ ÿ LATIN SMALL LETTER Y WITH DIAERESIS
U+0152 OElig ΠΠLATIN CAPITAL LIGATURE OE
U+0153 oelig œ œ LATIN SMALL LIGATURE OE
U+0178 Yuml Ÿ Ÿ LATIN CAPITAL LETTER Y WITH DIAERESIS
U+03A9 Omega Ω Ω GREEK CAPITAL LETTER OMEGA
U+03C0 pi π π GREEK SMALL LETTER PI
U+2002 ensp | | | | EN SPACE
U+2003 emsp | | | | EM SPACE
U+2009 thinsp | | | | THIN SPACE
U+2013 ndash EN DASH
U+2014 mdash EM DASH
U+2018 lsquo LEFT SINGLE QUOTATION MARK
U+2019 rsquo RIGHT SINGLE QUOTATION MARK
U+201C ldquo LEFT DOUBLE QUOTATION MARK
U+201D rdquo RIGHT DOUBLE QUOTATION MARK
U+2020 dagger DAGGER
U+2021 Dagger DOUBLE DAGGER
U+2022 bull BULLET
U+2026 hellip HORIZONTAL ELLIPSIS
U+2030 permil PER MILLE SIGN
U+2032 prime PRIME
U+2033 Prime DOUBLE PRIME
U+2044 frasl FRACTION SLASH
U+20AC euro EURO SIGN
U+2122 trade TRADE MARK SIGN
U+2190 larr LEFTWARDS ARROW
U+2192 rarr RIGHTWARDS ARROW
U+2194 harr LEFT RIGHT ARROW
U+2212 minus MINUS SIGN
U+2217 lowast ASTERISK OPERATOR
U+221A radic SQUARE ROOT
U+221E infin INFINITY
U+2245 cong APPROXIMATELY EQUAL TO
U+2248 asymp ALMOST EQUAL TO
U+2260 ne NOT EQUAL TO
U+2261 equiv IDENTICAL TO
U+2264 le LESS-THAN OR EQUAL TO
U+2265 ge GREATER-THAN OR EQUAL TO
U+22C5 sdot DOT OPERATOR
Dans la colonne « &entity; », si vous voyez le code du caractère ou un carré blanc à la place du caractère lui-même, cela signifie que votre navigateur ne supporte pas ce code.

Références des caractères Unicode, SGML et XHTML

The Unicode Character Code Charts
http://www.unicode.org/charts/
XML Entity Declarations for Characters
http://www.w3.org/2003/entities/
XHTML 1.0 - DTDs - Entity Sets
http://www.w3.org/TR/xhtml1/dtds.html#h-A2
Character entity references in HTML 4
http://www.w3.org/TR/html4/sgml/entities.html

Liste des caractères XHTML et leur code

XHTML 1 - Latin1
http://www.w3.org/2003/entities/xhtml1doc/xhtml1-lat1.html
XHTML 1 - Special
http://www.w3.org/2003/entities/xhtml1doc/xhtml1-special.html
XHTML 1 - Symbol
http://www.w3.org/2003/entities/xhtml1doc/xhtml1-symbol.html