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HomeWeb Front-endFront-end Q&AWhat to do if the css browser is garbled

What to do if the css browser is garbled

Jan 28, 2023 pm 01:55 PM
cssGarbled characters

css浏览器乱码的解决办法:1、将CSS指定编码类型如“@charset "utf-8"”;2、在css中使用别名,绕开使用中文,从而避免乱码,其正常代码如“font-family:"SimHei"”。

What to do if the css browser is garbled

本教程操作环境:Windows10系统、css3版、DELL G3电脑

css浏览器乱码怎么办?

css代码乱码解决:

乱码引起的CSS失效原理:

由于一个中文是两个字符组成,在编码不一致的情况下会引发字符的“重新”组合,(半个汉字的编码字符与后面的字符组合生成新的“文字”)引发原本的结束符合“变异”,从而导致找不到结束符号,使得后面的CSS就会失效。

解决方法一:

CSS中出现的乱码都是由于CSS字符编码与页面的字符编码不一致所引起的,因此最直接的方法就是使字符编码一致。将CSS指定编码类型,例:@charset "utf-8";(指定编码类型为utf-8,须写在CSS文件第一行)

解决方法二:

CSS中出现的乱码都是由于中文字符引发的,因此只要不写中文,就不会产生“乱码引起CSS失效”的这种情况。

撇开以上两种解决方法,我们在刨下根,就会发现“乱码”通常来自以下两种情况。

一、中文注释引起乱码

乱码实例:

正常代码:/*三汉字*/

引起的乱码:/*涓夋眽瀛?/

上例为乱码阻断了CSS注释的结束符,使得后面的CSS内容都在注释范围内,从而导致CSS的失效

防范措施:加强注释

示例:

正常代码:/****三汉字****/

引起的乱码:/****涓夋眽瀛?***/

这种增强版的注释可以防止乱码把注释的最终结束符“变异”,可以在编写CSS时,提前防范

二、中文字体引起乱码

乱码实例:

正常代码:

font-family:"黑体"

引起的乱码:

font-family:"榛戜綋"

上例为乱码使得字体名称变成乱码,导致指定字体失效。这个问题的后果似乎不是很严重,但实际情况中,确实存在一种乱码把后面的引号“变异”的情况,使得后面的CSS都在字体的引号中,从而后面的CSS全部失效。

防范措施:采用字体的别名(所以浏览器都可识别)

示例:

正常代码:

font-family:"SimHei" (font-family:"\9ed1\4f53" )

浏览器解析:

font-family:"SimHei"

(font-family:"黑体",IE6仍为font-family:"\9ed1\4f53" 但字体解析显示为黑体)

使用别名,绕开了使用中文,从而避免乱码。

推荐学习:《css视频教程

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