显示一个空格   < 小于 < < > 大于 > > & &符号 & & " 双引号 " " 其他常用的字符实体(Character Entities) 显示结果 说明 Entity Name Entity Number ? 版权 © © ? 注册商标 ® ® × 乘号 × × ÷ 除号 ÷ ÷ ISO Latin-1字符集: 字符 十进制字符编号 实体名字 说明 --- 	 --- 制表符Horizontal tab --- --- 换行Line feed --- --- 回车Carriage Return   --- Space ! ! --- 惊叹号Exclamation mark " " " 双引号Quotation mark # # --- 数字标志Number sign $ $ --- 美元标志Dollar sign % % --- 百分号Percent sign & & & Ampersand " ' --- 单引号Apostrophe ( ( --- 小括号左边部分Left parenthesis ) ) --- 小括号右边部分Right parenthesis * * --- 星号Asterisk + + --- 加号Plus sign , , --- 逗号Comma - - --- 连字号Hyphen . . --- 句号Period (fullstop) / / --- 斜杠Solidus (slash) 0 0 --- 数字0 Digit 0 1 1 --- 数字1 Digit 1 2 2 --- 数字2 Digit 2 3 3 --- 数字3 Digit 3 4 4 --- 数字4 Digit 4 5 5 --- 数字5 Digit 5 6 6 --- 数字6 Digit 6 7 7 --- 数字7 Digit 7 8 8 --- 数字8 Digit 8 9 9 --- 数字9 Digit 9 : : --- 冒号Colon ; ; --- 分号Semicolon < < < 小于号Less than = = --- 等于符号Equals sign > > > 大于号Greater than ? ? --- 问号Question mark @ @ --- Commercial at A A --- 大写A Capital A B B --- 大写B Capital B C C --- 大写C Capital C D D --- 大写D Capital D E E --- 大写E Capital E F F --- 大写F Capital F G G --- 大写G Capital G H H --- 大写H Capital H I I --- 大写J Capital I J J --- 大写K Capital J K K --- 大写L Capital K L L --- 大写K Capital L M M --- 大写M Capital M N N --- 大写N Capital N O O --- 大写O Capital O P P --- 大写P Capital P Q Q --- 大写Q Capital Q R R --- 大写R Capital R S S --- 大写S Capital S T T --- 大写T Capital T U U --- 大写U Capital U V V --- 大写V Capital V W W --- 大写W Capital W X X --- 大写X Capital X Y Y --- 大写Y Capital Y Z Z --- 大写Z Capital Z [ [ --- 中括号左边部分Left square bracket / \ --- 反斜杠Reverse solidus (backslash) ] ] --- 中括号右边部分Right square bracket ^ ^ --- Caret _ _ --- 下划线Horizontal bar (underscore) ` ` --- 尖重音符Acute accent a a --- 小写a Small a b b --- 小写b Small b c c --- 小写c Small c d d --- 小写d Small d e e --- 小写e Small e f f --- 小写f Small f g g --- 小写g Small g h h --- 小写h Small h i i --- 小写i Small i j j --- 小写j Small j k k --- 小写k Small k l l --- 小写l Small l m m --- 小写m Small m n n --- 小写n Small n o o --- 小写o Small o p p --- 小写p Small p q q --- 小写q Small q r r --- 小写r Small r s s --- 小写s Small s t t --- 小写t Small t u u --- 小写u Small u v v --- 小写v Small v w w --- 小写w Small w x x --- 小写x Small x y y --- 小写y Small y z z --- 小写z Small z ｛ { --- 大括号左边部分Left curly brace | | --- 竖线Vertical bar ｝ } --- 大括号右边部分Right curly brace ~ ~ --- Tilde ---  --- 未使用Unused   空格Nonbreaking space ? ¡ ¡ Inverted exclamation ￠ ¢ ¢ 货币分标志Cent sign ￡ £ £ 英镑标志Pound sterling ¤ ¤ ¤ 通用货币标志General currency sign ￥ ¥ ¥ 日元标志Yen sign | ¦ ¦ or &brkbar; 断竖线Broken vertical bar § § § 分节号Section sign ¨ ¨ ¨ or ¨ 变音符号Umlaut ? © © 版权标志Copyright a ª ª Feminine ordinal ? « « Left angle quote, guillemet left ? ¬ ¬ Not sign ¬ ­ ­ Soft hyphen ? ® ® 注册商标标志Registered trademark ˉ ¯ ¯ or &hibar; 长音符号Macron accent ° ° ° 度数标志Degree sign ± ± ± 加或减Plus or minus 2 ² ² 上标2 Superscrīpt two 3 ³ ³ 上标3 Superscrīpt three ′ ´ ´ 尖重音符Acute accent μ µ µ Micro sign ? ¶ ¶ Paragraph sign • · · Middle dot ? ¸ ¸ Cedilla 1 ¹ ¹ 上标1 Superscrīpt one o º º Masculine ordinal ? » » Right angle quote, guillemet right ? ¼ ¼ 四分之一Fraction one-fourth ? ½ ½ 二分之一Fraction one-half ? ¾ ¾ 四分之三Fraction three-fourths ? ¿ ¿ Inverted question mark à À À Capital A, grave accent á Á Á Capital A, acute accent ?   Capital A, circumflex ? à à Capital A, tilde ? Ä Ä Capital A, di?esis / umlaut ? Å Å Capital A, ring ? Æ Æ Capital AE ligature ? Ç Ç Capital C, cedilla è È È Capital E, grave accent é É É Capital E, acute accent ê Ê Ê Capital E, circumflex ? Ë Ë Capital E, di?esis / umlaut ì Ì Ì Capital I, grave accent í Í Í Capital I, acute accent ? Î Î Capital I, circumflex ? Ï Ï Capital I, di?esis / umlaut D Ð Ð Capital Eth, Icelandic ? Ñ Ñ Capital N, tilde ò Ò Ò Capital O, grave accent ó Ó Ó Capital O, acute accent ? Ô Ô Capital O, circumflex ? Õ Õ Capital O, tilde ? Ö Ö Capital O, di?esis / umlaut × × × 乘号Multiply sign ? Ø Ø Capital O, slash ù Ù Ù Capital U, grave accent ú Ú Ú Capital U, acute accent ? Û Û Capital U, circumflex ü Ü Ü Capital U, di?esis / umlaut Y Ý Ý Capital Y, acute accent T Þ Þ Capital Thorn, Icelandic ? ß ß Small sharp s, German sz à à à Small a, grave accent á á á Small a, acute accent a â â Small a, circumflex ? ã ã Small a, tilde ? ä ä Small a, di?esis / umlaut ? å å Small a, ring ? æ æ Small ae ligature ? ç ç Small c, cedilla è è è Small e, grave accent é é é Small e, acute accent ê ê ê Small e, circumflex ? ë ë Small e, di?esis / umlaut ì ì ì Small i, grave accent í í í Small i, acute accent ? î î Small i, circumflex ? ï ï Small i, di?esis / umlaut e ð ð Small eth, Icelandic ? ñ ñ Small n, tilde ò ò ò Small o, grave accent ó ó ó Small o, acute accent ? ô ô Small o, circumflex ? õ õ Small o, tilde ? ö ö Small o, di?esis / umlaut ÷ ÷ ÷ 除号Division sign ? ø ø Small o, slash ù ù ù Small u, grave accent ú ú ú Small u, acute accent ? û û Small u, circumflex ü ü ü Small u, di?esis / umlaut y ý ý Small y, acute accent t þ þ Small thorn, Icelandic ? ÿ ÿ Small y, umlaut symbols, mathematical symbols, and Greek letters ? ƒ Α Α Β Β Γ Γ Δ Δ Ε Ε Ζ Ζ Η Η Θ Θ Ι Ι Κ Κ Λ Λ Μ Μ Ν Ν Ξ Ξ Ο Ο Π Π Ρ Ρ Σ Σ Τ Τ Υ Υ Φ Φ Χ Χ Ψ Ψ Ω Ω α α β β γ γ δ δ ε ε ζ ζ η η θ θ ι ι κ κ λ λ μ μ ν ν ξ ξ ο ο π π ρ ρ ? ς σ σ τ τ υ υ φ φ χ χ ψ ψ ω ω ? ϑ ? ϒ ? ϖ ? • ... … ′ ′ ″ ″ ￣ ‾ ? ⁄ ? ℘ ? ℑ ? ℜ ? ™ ? ℵ ← ← ↑ ↑ → → ↓ ↓ ? ↔ ? ↵ ? ⇐ ? ⇑ ? ⇒ ? ⇓ ? ⇔ ? ∀ ? ∂ ? ∃ ? ∅ ? ∇ ∈ ∈ ? ∉ ? ∋ ∏ ∏ ∑ ∑ ? − ? ∗ √ √ ∝ ∝ ∞ ∞ ∠ ∠ ∧ ∧ ∨ ∨ ∩ ∩ ∪ ∪ ∫ ∫ ∴ ∴ ～ ∼ ? ≅ ≈ ≈ ≠ ≠ ≡ ≡ ≤ ≤ ≥ ≥ ? ⊂ ? ⊃ ? ⊄ ? ⊆ ? ⊇ ⊕ ⊕ ? ⊗ ⊥ ⊥ ? ⋅ ? ⌈ ? ⌉ ? ⌊ ? ⌋ ? ⟨ ? ⟩ ? ◊ ? ♠ ? ♣ ? ♥ ? ♦ markup-significant and internationalization characters " " & & < < > > ? Œ ? œ ? Š ? š ? Ÿ ? ˆ ? ˜ ?   ?   ?   ? ‌ ? ‍ ? ‎ ? ‏ - – - — ‘ ‘ ' ’ ? ‚ " “ " ” ? „ ? † ? ‡ ‰ ‰ ? ‹ ? › ?/STRONG> €
来源：https://www.cnblogs.com/ChineseLiao/p/12297845.html