html の特殊文字は、html 作成時に特殊な文字を使用したいときに利用する。
たとえば、ブラウザは通常、複数空白を詰めてしまう。
空白を表示したければ、
と記述する。
html ファイル内に "<" を書くと
タグの開始とみなされてしまう。
文字として < を書く場合には
<
と記述する。
使用頻度の高いのは、
"
&
<
>
などである。
| 文字表記 | 文字 | コメント |
|---|---|---|
| " | """ | クォーテーション |
| & | "&" | アンパサンド |
| < | "<" | 小なり |
| > | ">" | 大なり |
| | " " | 空白 |
| © | "©" | コピーライト |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| " | """ | クォーテーション | quotation mark = APL quote |
| & | "&" | アンパサンド | ampersand |
| < | "<" | 小なり | less-than sign |
| > | ">" | 大なり | greater-than sign |
| | " " | 空白 | no-break space = non-breaking space |
| ¡ | "¡" | inverted exclamation mark | |
| ¢ | "¢" | セント | cent sign |
| £ | "£" | ポンド | pound sign |
| ¤ | "¤" | currency sign | |
| ¥ | "¥" | 円 | yen sign = yuan sign |
| € | "€" | ユーロ | euro sign |
| ¦ | "¦" | 縦棒 | broken bar = broken vertical bar |
| § | "§" | section sign | |
| ¨ | "¨" | diaeresis = spacing diaeresis | |
| © | "©" | コピーライト | copyright sign |
| ª | "ª" | feminine ordinal indicator | |
| « | "«" | left-pointing double angle quotation mark = left pointing guillemet | |
| ¬ | "¬" | not sign | |
| ­ | "" | soft hyphen = discretionary hyphen | |
| ® | "®" | registered sign = registered trade mark sign | |
| ¯ | "¯" | macron = spacing macron = overline = APL overbar | |
| ° | "°" | degree sign | |
| ± | "±" | plus-minus sign = plus-or-minus sign | |
| ² | "²" | 平方 | superscript two = superscript digit two = squared |
| ³ | "³" | 立方 | superscript three = superscript digit three = cubed |
| ´ | "´" | acute accent = spacing acute | |
| µ | "µ" | マイクロ | micro sign |
| ¶ | "¶" | pilcrow sign = paragraph sign | |
| · | "·" | middle dot = Georgian comma = Greek middle dot | |
| ¸ | "¸" | cedilla = spacing cedilla | |
| ¹ | "¹" | superscript one = superscript digit one | |
| º | "º" | masculine ordinal indicator | |
| » | "»" | right-pointing double angle quotation mark = right pointing guillemet | |
| ¼ | "¼" | vulgar fraction one quarter = fraction one quarter | |
| ½ | "½" | vulgar fraction one half = fraction one half | |
| ¾ | "¾" | vulgar fraction three quarters = fraction three quarters | |
| ¿ | "¿" | inverted question mark = turned question mark | |
| ˆ | "ˆ" | modifier letter circumflex accent | |
| ˜ | "˜" | small tilde |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| • | "•" | bullet = black small circle | |
| … | "…" | horizontal ellipsis = three dot leader | |
| ′ | "′" | prime = minutes = feet | |
| ″ | "″" | double prime = seconds = inches | |
| ‾ | "‾" | overline = spacing overscore | |
| ⁄ | "⁄" | fraction slash | |
| ™ | "™" | trade mark sign |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| ← | "←" | leftwards arrow | |
| ↑ | "↑" | upwards arrow | |
| → | "→" | rightwards arrow | |
| ↓ | "↓" | downwards arrow | |
| ↔ | "↔" | left right arrow | |
| ↵ | "↵" | downwards arrow with corner leftwards = carriage return | |
| ⇐ | "⇐" | leftwards double arrow | |
| ⇑ | "⇑" | upwards double arrow | |
| ⇒ | "⇒" | rightwards double arrow | |
| ⇓ | "⇓" | downwards double arrow | |
| ⇔ | "⇔" | left right double arrow |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| À | "À" | latin capital letter A with grave = latin capital letter A grave | |
| Á | "Á" | latin capital letter A with acute | |
| Â | "Â" | latin capital letter A with circumflex | |
| Ã | "Ã" | latin capital letter A with tilde | |
| Ä | "Ä" | latin capital letter A with diaeresis | |
| Å | "Å" | latin capital letter A with ring above = latin capital letter A ring | |
| Æ | "Æ" | latin capital letter AE = latin capital ligature AE | |
| Ç | "Ç" | latin capital letter C with cedilla | |
| È | "È" | latin capital letter E with grave | |
| É | "É" | latin capital letter E with acute | |
| Ê | "Ê" | latin capital letter E with circumflex | |
| Ë | "Ë" | latin capital letter E with diaeresis | |
| Ì | "Ì" | latin capital letter I with grave | |
| Í | "Í" | latin capital letter I with acute | |
| Î | "Î" | latin capital letter I with circumflex | |
| Ï | "Ï" | latin capital letter I with diaeresis | |
| Ð | "Ð" | latin capital letter ETH | |
| Ñ | "Ñ" | latin capital letter N with tilde | |
| Ò | "Ò" | latin capital letter O with grave | |
| Ó | "Ó" | latin capital letter O with acute | |
| Ô | "Ô" | latin capital letter O with circumflex | |
| Õ | "Õ" | latin capital letter O with tilde | |
| Ö | "Ö" | latin capital letter O with diaeresis | |
| Ø | "Ø" | latin capital letter O with stroke = latin capital letter O slash | |
| Ù | "Ù" | latin capital letter U with grave | |
| Ú | "Ú" | latin capital letter U with acute | |
| Û | "Û" | latin capital letter U with circumflex | |
| Ü | "Ü" | latin capital letter U with diaeresis | |
| Ý | "Ý" | latin capital letter Y with acute | |
| Þ | "Þ" | latin capital letter THORN | |
| ß | "ß" | latin small letter sharp s = ess-zed | |
| à | "à" | latin small letter a with grave = latin small letter a grave | |
| á | "á" | latin small letter a with acute | |
| â | "â" | latin small letter a with circumflex | |
| ã | "ã" | latin small letter a with tilde | |
| ä | "ä" | latin small letter a with diaeresis | |
| å | "å" | latin small letter a with ring above = latin small letter a ring | |
| æ | "æ" | latin small letter ae = latin small ligature ae | |
| ç | "ç" | latin small letter c with cedilla | |
| è | "è" | latin small letter e with grave | |
| é | "é" | latin small letter e with acute | |
| ê | "ê" | latin small letter e with circumflex | |
| ë | "ë" | latin small letter e with diaeresis | |
| ì | "ì" | latin small letter i with grave | |
| í | "í" | latin small letter i with acute | |
| î | "î" | latin small letter i with circumflex | |
| ï | "ï" | latin small letter i with diaeresis | |
| ð | "ð" | latin small letter eth | |
| ñ | "ñ" | latin small letter n with tilde | |
| ò | "ò" | latin small letter o with grave | |
| ó | "ó" | latin small letter o with acute | |
| ô | "ô" | latin small letter o with circumflex | |
| õ | "õ" | latin small letter o with tilde | |
| ö | "ö" | latin small letter o with diaeresis | |
| ø | "ø" | latin small letter o with stroke, = latin small letter o slash | |
| ù | "ù" | latin small letter u with grave | |
| ú | "ú" | latin small letter u with acute | |
| û | "û" | latin small letter u with circumflex | |
| ü | "ü" | latin small letter u with diaeresis | |
| ý | "ý" | latin small letter y with acute | |
| þ | "þ" | latin small letter thorn with | |
| ÿ | "ÿ" | latin small letter y with diaeresis | |
| Œ | "Œ" | latin capital ligature OE | |
| œ | "œ" | latin small ligature oe | |
| Š | "Š" | latin capital letter S with caron | |
| š | "š" | latin small letter s with caron | |
| Ÿ | "Ÿ" | latin capital letter Y with diaeresis | |
| ƒ | "ƒ" | latin small f with hook = function = florin |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| Α | "Α" | greek capital letter alpha | |
| Β | "Β" | greek capital letter beta | |
| Γ | "Γ" | greek capital letter gamma | |
| Δ | "Δ" | greek capital letter delta | |
| Ε | "Ε" | greek capital letter epsilon | |
| Ζ | "Ζ" | greek capital letter zeta | |
| Η | "Η" | greek capital letter eta | |
| Θ | "Θ" | greek capital letter theta | |
| Ι | "Ι" | greek capital letter iota | |
| Κ | "Κ" | greek capital letter kappa | |
| Λ | "Λ" | greek capital letter lambda | |
| Μ | "Μ" | greek capital letter mu | |
| Ν | "Ν" | greek capital letter nu | |
| Ξ | "Ξ" | greek capital letter xi | |
| Ο | "Ο" | greek capital letter omicron | |
| Π | "Π" | greek capital letter pi | |
| Ρ | "Ρ" | greek capital letter rho | |
| Σ | "Σ" | greek capital letter sigma | |
| Τ | "Τ" | greek capital letter tau | |
| Υ | "Υ" | greek capital letter upsilon | |
| Φ | "Φ" | greek capital letter phi | |
| Χ | "Χ" | greek capital letter chi | |
| Ψ | "Ψ" | greek capital letter psi | |
| Ω | "Ω" | greek capital letter omega | |
| α | "α" | greek small letter alpha | |
| β | "β" | greek small letter beta | |
| γ | "γ" | greek small letter gamma | |
| δ | "δ" | greek small letter delta | |
| ε | "ε" | greek small letter epsilon | |
| ζ | "ζ" | greek small letter zeta | |
| η | "η" | greek small letter eta | |
| θ | "θ" | greek small letter theta | |
| ι | "ι" | greek small letter iota | |
| κ | "κ" | greek small letter kappa | |
| λ | "λ" | greek small letter lambda | |
| μ | "μ" | greek small letter mu | |
| ν | "ν" | greek small letter nu | |
| ξ | "ξ" | greek small letter xi | |
| ο | "ο" | greek small letter omicron | |
| π | "π" | greek small letter pi | |
| ρ | "ρ" | greek small letter rho | |
| ς | "ς" | greek small letter final sigma | |
| σ | "σ" | greek small letter sigma | |
| τ | "τ" | greek small letter tau | |
| υ | "υ" | greek small letter upsilon | |
| φ | "φ" | greek small letter phi | |
| χ | "χ" | greek small letter chi | |
| ψ | "ψ" | greek small letter psi | |
| ω | "ω" | greek small letter omega | |
| ϑ | "ϑ" | greek small letter theta symbol | |
| ϒ | "ϒ" | greek upsilon with hook symbol | |
| ϖ | "ϖ" | greek pi symbol |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| × | "×" | multiplication sign | |
| ÷ | "÷" | division sign | |
| ℑ | "ℑ" | blackletter capital I = imaginary part | |
| ℜ | "ℜ" | blackletter capital R = real part symbol | |
| ℘ | "℘" | script capital P = power set = Weierstrass p | |
| ℵ | "ℵ" | alef symbol = first transfinite cardinal | |
| ∀ | "∀" | for all | |
| ∂ | "∂" | partial differential | |
| ∃ | "&" | there exists | |
| ∅ | "∅" | empty set = null set = diameter | |
| ∇ | "∇" | nabla = backward difference | |
| ∈ | "∈" | element of | |
| ∉ | "∉" | not an element of | |
| ∋ | "∋" | contains as member | |
| ∏ | "∏" | n-ary product = product sign | |
| ∑ | "∑" | n-ary sumation | |
| − | "−" | minus sign | |
| ∗ | "∗" | asterisk operator | |
| √ | "√" | square root = radical sign | |
| ∝ | "∝" | proportional to | |
| ∞ | "∞" | infinity | |
| ∠ | "∠" | angle | |
| ∧ | "∧" | logical and = wedge | |
| ∨ | "∨" | logical or = vee | |
| ∩ | "∩" | intersection = cap | |
| ∪ | "∪" | union = cup | |
| ∫ | "∫" | integral | |
| ∴ | "∴" | therefore | |
| ∼ | "∼" | tilde operator = varies with = similar to | |
| ≅ | "≅" | approximately equal to | |
| ≈ | "≈" | almost equal to = asymptotic to | |
| ≠ | "≠" | not equal to | |
| ≡ | "≡" | identical to | |
| ≤ | "≤" | less-than or equal to | |
| ≥ | "≥" | greater-than or equal to | |
| ⊂ | "⊂" | subset of | |
| ⊃ | "⊃" | superset of | |
| ⊄ | "⊄" | not a subset of | |
| ⊆ | "⊆" | subset of or equal to | |
| ⊇ | "⊇" | superset of or equal to | |
| ⊕ | "⊕" | circled plus = direct sum | |
| ⊗ | "⊗" | circled times = vector product | |
| ⊥ | "⊥" | up tack = orthogonal to = perpendicular | |
| ⋅ | "⋅" | dot operator | |
| ⌈ | "⌈" | left ceiling = apl upstile | |
| ⌉ | "⌉" | right ceiling | |
| ⌊ | "⌊" | left floor = apl downstile | |
| ⌋ | "⌋" | right floor | |
| ⟨ | "⟨" | left-pointing angle bracket = bra | |
| ⟩ | "⟩" | right-pointing angle bracket |
| 文字表記 | 文字 | コメント | Comment |
|---|---|---|---|
| ◊ | "◊" | lozenge | |
| ♠ | "♠" | スペード | black spade suit |
| ♣ | "♣" | クラグ | black club suit = shamrock |
| ♥ | "♥" | ハート | black heart suit = valentine |
| ♦ | "♦" | ダイヤ | black diamond suit |
|   | " " | en space | |
|   | " " | em space | |
|   | " " | thin space | |
| ‌ | "" | zero width non-joiner | |
| ‍ | "" | zero width joiner | |
| ‎ | "" | left-to-right mark | |
| ‏ | "" | right-to-left mark | |
| – | "–" | en dash | |
| — | "—" | em dash | |
| ‘ | "‘" | left single quotation mark | |
| ’ | "’" | right single quotation mark | |
| ‚ | "‚" | single low-9 quotation mark | |
| “ | "“" | left double quotation mark | |
| ” | "”" | right double quotation mark | |
| „ | "„" | double low-9 quotation mark | |
| † | "†" | dagger | |
| ‡ | "‡" | double dagger | |
| ‰ | "‰" | per mille sign | |
| ‹ | "‹" | single left-pointing angle quotation mark | |
| › | "’" | single right-pointing angle quotation mark |
このページは
http://www.pst.co.jp/powersoft/html/htmlChar.htm を参考にしました。