Home > Web Front-end > HTML Tutorial > What characters need to be escaped in html

What characters need to be escaped in html

青灯夜游
Release: 2021-09-13 14:40:55
Original
23351 people have browsed it

html需要转义的字符有:“”、“&”、“"”、“©”、“®”、“¥”、“Ô、“È”、“↑”、“⇐”、“∀”、“∈”、“∠”、“∫”、“≠”、“⊃”、“⊗”、“θ”、“ς”、“↓”、“⇒”、“√”、“⊆”、“Σ”、“Ψ”等等。

What characters need to be escaped in html

本教程操作环境:windows7系统、HTML5版、Dell G3电脑。

为什么要用转义字符串?

HTML中,&等有特殊含义(,用于链接签,&用于转义),不能直接使用。这些符号是不显示在我们最终看到的网页里的,那如果我们希望在网页中显示这些符号,该怎么办呢?

这就要说到HTML转义字符串(Escape Sequence)了。

转义字符串(Escape Sequence)也称字符实体(Character Entity)。在HTML中,定义转义字符串的原因有两个:第一个原因是像“”这类符号已经用来表示HTML标签,因此就不能直 接当作文本中的符号来使用。为了在HTML文档中使用这些符号,就需要定义它的转义字符串。当解释程序遇到这类字符串时就把它解释为真实的字符。在输入转 义字符串时,要严格遵守字母大小写的规则。第二个原因是,有些字符在ASCII字符集中没有定义,因此需要使用转义字符串来表示。

转义字符串的组成

转义字符串(Escape Sequence),即字符实体(Character Entity)分成三部分:第一部分是一个&符号,英文叫ampersand;第二部分是实体(Entity)名字或者是#加上实体(Entity)编号;第三部分是一个分号。

比如,要显示小于号(

> & &符号 & & " 双引号 " " © 版权 © © ® 已注册商标 ® ® ™ 商标(美国) ™ ™ × 乘号 × × ÷ 除号 &pide; ÷

ISO 8859-1 (Latin-1) character set

HTML 4.01 supports the ISO 8859-1 (Latin-1) character set.

Note: For the sake of convenience, in the following table, the "entity name" is referred to as "name" and the "entity number" is referred to as "number"

What characters need to be escaped in html

What characters need to be escaped in html

symbols, mathematical symbols, and Greek letters

What characters need to be escaped in html

What characters need to be escaped in html

##Important international mark

markup-significant and internationalization characters

What characters need to be escaped in htmlFor more programming-related knowledge, please visit:

programmingvideo

! !

The above is the detailed content of What characters need to be escaped in html. For more information, please follow other related articles on the PHP Chinese website!

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template