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How to display special symbols in HTML5

青灯夜游Original: 2021-03-08 11:34:507976browse

在HTML5中，特殊符号可以通过“字符实体”来显示。HTML中一些特殊符号是无法直接使用显示的，例如“e84aacd5f768f485facc4bd6b8750f46”，浏览器会误认为它们是标签；此时就可以使用字符实体“e84aacd5f768f485facc4bd6b8750f46”来显示它们。

本教程操作环境：windows7系统、HTML5版、Dell G3电脑。

在 HTML 中，某些字符是预留的。

在 HTML 中不能使用小于号（3ef21205cb993a81341dc5a75b041b28），这是因为浏览器会误认为它们是标签。

如下面的html代码:

   <body>
        显示：<input id="myTest" type="text" value="5<=6" ></input>
    </body>

上面的value属性值中含有“dda0026ff94ac165d1ec124bc4438d36

> > 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 Capital V Capital V ##WW Capital W Capital W XX Capital X Capital X YY Capital Y Capital Y ##Z ## Z Capital Z Capital Z [ [ Left square bracket \ \ BackslashReverse solidus (backslash) ##] ##] Right square bracket ^ ^ Caret _ _ underscoreHorizontal bar (underscore ) ` ##` Acute accent a ##a lowercase a Small a b b lowercase b Small b c c lowercase c Small c d d small d Small d ##e ##e Lower case e Small e ff Lowercase f Small f g ##g lowercase g Small g h ##h small h Small h i ##i lowercase i Small i j j 小 j Small j ##k k lowercase k Small k ll 小l Small l ##m ##& #109; lowercase m Small m n n Lowercase n Small n o ##o Lowercase o Small o p p lowercase p Small p q ##q small q Small q r ##r small r Small r s s Lowercase s Small s t t small t Small t u u lowercase u Small u v v small v Small v ##w ##& #119; lowercase w Small w x x Lower case x Small x y ##y Lowercase y Small y zz lowercase z Small z ##{ { Left curly brace | | Vertical bar # #}} Right curly brace ##~ ~ Tilde — Unused Nonbreaking space ¡ ¡ ¡ Inverted exclamation ¢ ¢ ¢ Cent sign £ £ £ Pound sterling ¤ ¤ ¤ General currency sign ¥ # #¥ ¥ Yen mark ##¦ ##¦ ; ¦ or &brkbar;“` ##§ ##§ § ; Section sign ¨ ##¨ ¨ or ¨“` © © © Copyright logoCopyright ##ª ##ª ª Feminine ordinal « ##« « Left angle quote, guillemet left ¬ “`¬ ¬ Not sign “““ Soft hyphen ##® ® ® Registered trademark ##¯ ¯ ¯ or &hibar;“` ##° ° ° Degree sign ± ± ± Plus or minus ² ² ² Superscript two ³ 179; ³ Superscript three ´ ##´ ´ Acute accent µµ µ Micro sign ¶ ##¶ ¶ Paragraph sign · ##· · Middle dot ##¸ ¸ ¸ Cedilla ¹ ##¹ Superscript one º ##º º Masculine ordinal » » » Right angle quote, guillemet right ¼ ##¼ ¼ Fraction one-fourth ½ ½ ½ Fraction one-half ¾ ¾ ¾ Fraction three-fourths ¿ ¿ ¿ Inverted question mark ##À À À Capital A, grave accent##Á Á Á Capital A, acute accent ##Â Â Â Capital A, circumflex ##Ã Ã Ã Capital A, tilde ##Ä 196; Ä Capital A, di?esis / umlaut Å & #197; Å Capital A, ring ##Æ ##Æ Æ Capital AE ligature Ç 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 Ë Capital E, di?esis / umlaut Ì Ì Ì Capital I, grave accent Í Í Í Capital I, acute accent Î Î Î Capital I, circumflex Ï Ï Ï Capital I, di?esis / umlaut Ð Ð Ð Capital Eth, Icelandic Ñ Ñ Ñ Capital N, tilde Ò Ò Ò Capital O, grave accent Ó Ó Ó Capital O, acute accent Ô Ô Ô Capital O, circumflex Õ Õ Õ Capital O, tilde Ö Ö Ö Capital O, di?esis / umlaut × × × 乘号Multiply sign Ø Ø Ø Capital O, slash Ù Ù Ù Capital U, grave accent Ú Ú Ú Capital U, acute accent Û Û Û Capital U, circumflex Ü Ü Ü Capital U, di?esis / umlaut Ý Ý Ý Capital Y, acute accent Þ Þ Þ Capital Thorn, Icelandic ß ß ß Small sharp s, German sz à à à Small a, grave accent á á á Small a, acute accent â â â Small a, circumflex ã ã ã Small a, tilde ä ä ä Small a, di?esis / umlaut å å å Small a, ring æ æ æ Small ae ligature ç 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 ë Small e, di?esis / umlaut ì ì ì Small i, grave accent í í í Small i, acute accent î î î Small i, circumflex ï ï ï Small i, di?esis / umlaut ð ð ð Small eth, Icelandic ñ ñ ñ Small n, tilde ò ò ò Small o, grave accent ó ó ó Small o, acute accent ô ô ô Small o, circumflex õ õ õ Small o, tilde ö ö ö Small o, di?esis / umlaut ÷ ÷ ÷ 除号Division sign ø ø ø Small o, slash ù ù ù Small u, grave accent ú ##ú ú Small u, acute accent û ##û û Small u, circumflex ##ü ü ü Small u, di?esis / umlaut ý ý ý Small y, acute accent þ þ Small thorn, Icelandic ÿ ##ÿ ÿ Small y, umlaut More Programming For related knowledge, please visit: programming video! !

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