I read some documents about how to write the Emmet plug-in. Hong Kong, how can it be so long? In fact, if you know a few general points and practice, you can basically start writing by hand
Miscellaneous words
I have a previous article [Discovering a new world today: haml and Emmet]. In fact, the original idea was to write it for myself.
Some people read my blog and comments. Although it is not many, it is still flattering for a newbie like me. I am often called stupid by male fans because of my overjoyed look... ㄟ(⊙ω⊙ㄟ)
Well, I went astray. In short, from now on, whether you write something for yourself or others, it’s good. Uphold the spirit of sharing and write carefully and carefully (~Q~)
About Emmet The predecessor of the Emmet plug-in is Zen coding, a tool that can greatly improve the efficiency of front-end development. Some people say it is similar to jade (a high-performance template engine. It is deeply influenced by Haml. It is implemented in JavaScript and can be used by Node. use). I won’t write down more official twitters in official languages, you can find them directly on Baidu.
Emmet supported editors:
Sublime Text 2- TextMate 1.x
- Eclipse/Aptana
- Coda 1.6 and 2.x
- Espresso
- Chocolat (added via "Install Mixin" dialog)
- Komodo Edit/IDE (Add via Tools → Add-ons menu)
- Notepad++
- PSPad
- CodeMirror2/3
- Brackets
Third-party plug-in support The following editor plug-ins are provided by third-party developers, so they may not support all Emmet functions and features.
SynWrite
- WebStorm
- PhpStorm
- Vim
- HTML-Kit
- HippoEDIT
- CodeLobster PHP Edition
- TinyMCE
Emmet installation method (How to install the emmet plug-in in Sublime text 3: http://blog.csdn.net/mengke1124/article/details/41696779)
Because I am using Sublime text 3, other editor installation methods may have to be searched online according to your own needs
Practical and common methods of Emmet plug-in
(http://www.w3cplus.com/tools/emmet-cheat-sheet.html)This document is very clearly written and also has methods for installing plug-ins. However, there are too many methods introduced and it feels a bit lengthy. I have summarized some methods that I personally think are more practical and commonly used.
Abbreviated version: div>(header>ul>li*2>a)+footer>p(+ sign connects the next sibling element) (implicit tag) .class Detailed version: div+div>p>span+em^bq (^ is the superior element) ul>li*5 (> is the abbreviation for descendants, * indicates how many there are) 官方api:http://docs.emmet.io/cheat-sheet/ api表:http://www.w3cplus.com/sites/default/files/baiyaimages/CheatSheet.jpg (●-●) 真心讨厌弄文本格式,感觉好浪费时间……
(div> dl>( dt+dd)*3)+footer>p(a group in brackets)
ul>li$[title=item$]{hhh $}*5(li$, means li increases by +1)
h.item${hhh $}*5({} brackets are the display text)
ul>li.item$$$*5 ($ means self-increment, three $ means three digits)
ul>li.item$@3*5(@starts from 3 and self-increments +1)
ul>li .item$@-*5(@-, self-decreasing)
ul>li.item$@-3*5(@-3, self-decreasing minimum number is 3)
form#search.wide(# is id, . is class)
p[title='hello word'](custom attribute)
em>.class
ul>.class
table>.row>.col
!(page html start code abbreviation)
(abbreviation)
a
a:link
hr
link
link. css
meta:utf
script:src
img<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">p</span><span style="color: #0000ff;">><span style="color: #800000;">span</span><span style="color: #0000ff;">></span><span style="color: #800000;">span</span><span style="color: #0000ff;">><span style="color: #800000;">em</span><span style="color: #0000ff;">></span><span style="color: #800000;">em</span><span style="color: #0000ff;">></span><span style="color: #800000;">p</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">blockquote</span><span style="color: #0000ff;">></span><span style="color: #800000;">blockquote</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
div+div>p>span+em^^bq<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">p</span><span style="color: #0000ff;">><span style="color: #800000;">span</span><span style="color: #0000ff;">></span><span style="color: #800000;">span</span><span style="color: #0000ff;">><span style="color: #800000;">em</span><span style="color: #0000ff;">></span><span style="color: #800000;">em</span><span style="color: #0000ff;">></span><span style="color: #800000;">p</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">blockquote</span><span style="color: #0000ff;">></span><span style="color: #800000;">blockquote</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
div>(header>ul>li*2>a)+footer>p(+ sign connects the next sibling element)<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">header</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">><span style="color: #800000;">a </span><span style="color: #ff0000;">href</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span><span style="color: #800000;">a</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li</span><span style="color: #0000ff;">><span style="color: #800000;">a </span><span style="color: #ff0000;">href</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span><span style="color: #800000;">a</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">header</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">footer</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">p</span><span style="color: #0000ff;">></span><span style="color: #800000;">p</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">footer</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span></span></span></span></span></span></span></span></span></span>
(div>dl>(dt+dd)*3)+footer>p(the brackets are a group)<span style="color: #0000ff;"><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dl</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span><span style="color: #800000;">dt</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span><span style="color: #800000;">dd</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">dl</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">footer</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">p</span><span style="color: #0000ff;">></span><span style="color: #800000;">p</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">footer</span><span style="color: #0000ff;">></span></span></span></span></span></span></span></span></span></span></span>
ul>li$[title=item$]{hhh $}*5(li$, means li increases by +1)<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li1 </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="item1"</span><span style="color: #0000ff;">></span>hhh 1<span style="color: #0000ff;"></span><span style="color: #800000;">li1</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li2 </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="item2"</span><span style="color: #0000ff;">></span>hhh 2<span style="color: #0000ff;"></span><span style="color: #800000;">li2</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li3 </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="item3"</span><span style="color: #0000ff;">></span>hhh 3<span style="color: #0000ff;"></span><span style="color: #800000;">li3</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li4 </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="item4"</span><span style="color: #0000ff;">></span>hhh 4<span style="color: #0000ff;"></span><span style="color: #800000;">li4</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li5 </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="item5"</span><span style="color: #0000ff;">></span>hhh 5<span style="color: #0000ff;"></span><span style="color: #800000;">li5</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
h.item${hhh $}*5 ({} brackets are the display text)<span style="color: #0000ff;"><span style="color: #800000;">h </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item1"</span><span style="color: #0000ff;">></span>hhh 1<span style="color: #0000ff;"></span><span style="color: #800000;">h</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">h </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item2"</span><span style="color: #0000ff;">></span>hhh 2<span style="color: #0000ff;"></span><span style="color: #800000;">h</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">h </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item3"</span><span style="color: #0000ff;">></span>hhh 3<span style="color: #0000ff;"></span><span style="color: #800000;">h</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">h </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item4"</span><span style="color: #0000ff;">></span>hhh 4<span style="color: #0000ff;"></span><span style="color: #800000;">h</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">h </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item5"</span><span style="color: #0000ff;">></span>hhh 5<span style="color: #0000ff;"></span><span style="color: #800000;">h</span><span style="color: #0000ff;">></span></span></span></span></span></span>
ul>li.item$$$*5 ($ means self-increment, three $ means three digits)<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item001"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item002"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item003"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item004"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item005"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
ul>li.item$@3*5(@increments by +1 starting from 3)<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item3"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item4"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item5"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item6"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item7"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
ul>li.item$@-*5(@-,decrement)<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item5"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item4"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item3"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item2"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item1"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
ul>li.item$@-3*5(@-3, the minimum number to decrement is 3)<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item7"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item6"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item5"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item4"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="item3"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
form#search.wide (# is id, . is class)<span style="color: #0000ff;"><span style="color: #800000;">form </span><span style="color: #ff0000;">action</span><span style="color: #0000ff;">=""</span><span style="color: #ff0000;"> id</span><span style="color: #0000ff;">="search"</span><span style="color: #ff0000;"> class</span><span style="color: #0000ff;">="wide"</span><span style="color: #0000ff;">></span><span style="color: #800000;">form</span><span style="color: #0000ff;">></span></span>
p[title='hello word'](custom attribute)<span style="color: #0000ff;"><span style="color: #800000;">p </span><span style="color: #ff0000;">title</span><span style="color: #0000ff;">="hello word"</span><span style="color: #0000ff;">></span><span style="color: #800000;">p</span><span style="color: #0000ff;">></span></span>
(implicit tag)
.class<span style="color: #0000ff;"><span style="color: #800000;">div </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="class"</span><span style="color: #0000ff;">></span><span style="color: #800000;">div</span><span style="color: #0000ff;">></span></span>
em>.class<span style="color: #0000ff;"><span style="color: #800000;">em</span><span style="color: #0000ff;">><span style="color: #800000;">span </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="class"</span><span style="color: #0000ff;">></span><span style="color: #800000;">span</span><span style="color: #0000ff;">></span><span style="color: #800000;">em</span><span style="color: #0000ff;">></span></span></span>
ul>.class<span style="color: #0000ff;"><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">li </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="class"</span><span style="color: #0000ff;">></span><span style="color: #800000;">li</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">ul</span><span style="color: #0000ff;">></span></span></span>
table>.row>.col<span style="color: #0000ff;"><span style="color: #800000;">table</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">tr </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="row"</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">td </span><span style="color: #ff0000;">class</span><span style="color: #0000ff;">="col"</span><span style="color: #0000ff;">></span><span style="color: #800000;">td</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">tr</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">table</span><span style="color: #0000ff;">></span></span></span></span>
!(页面html开始代码缩写)<span style="color: #0000ff;"><span style="color: #ff00ff;">doctype html</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">html </span><span style="color: #ff0000;">lang</span><span style="color: #0000ff;">="en"</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">head</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">meta </span><span style="color: #ff0000;">charset</span><span style="color: #0000ff;">="UTF-8"</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">title</span><span style="color: #0000ff;">></span>Document<span style="color: #0000ff;"></span><span style="color: #800000;">title</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">head</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"><span style="color: #800000;">body</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">body</span><span style="color: #0000ff;">></span>
<span style="color: #0000ff;"></span><span style="color: #800000;">html</span><span style="color: #0000ff;">></span></span></span></span></span></span></span>
(缩写)
a<span style="color: #0000ff;"><span style="color: #800000;">a </span><span style="color: #ff0000;">href</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span><span style="color: #800000;">a</span><span style="color: #0000ff;">></span></span>
a:link<span style="color: #0000ff;"><span style="color: #800000;">a </span><span style="color: #ff0000;">href</span><span style="color: #0000ff;">="http://"</span><span style="color: #0000ff;">></span><span style="color: #800000;">a</span><span style="color: #0000ff;">></span></span>
hr<span style="color: #0000ff;"><span style="color: #800000;">hr</span><span style="color: #0000ff;">></span></span>
link<span style="color: #0000ff;"><span style="color: #800000;">link </span><span style="color: #ff0000;">rel</span><span style="color: #0000ff;">="stylesheet"</span><span style="color: #ff0000;"> href</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span></span>
link.css<span style="color: #0000ff;"><span style="color: #800000;">link </span><span style="color: #ff0000;">rel</span><span style="color: #0000ff;">="stylesheet"</span><span style="color: #ff0000;"> href</span><span style="color: #0000ff;">=""</span><span style="color: #ff0000;"> class</span><span style="color: #0000ff;">="css"</span><span style="color: #0000ff;">></span></span>
meta:utf<span style="color: #0000ff;"><span style="color: #800000;">meta </span><span style="color: #ff0000;">http-equiv</span><span style="color: #0000ff;">="Content-Type"</span><span style="color: #ff0000;"> content</span><span style="color: #0000ff;">="text/html;charset=UTF-8"</span><span style="color: #0000ff;">></span></span>
script:src<span style="color: #0000ff;"><span style="color: #800000;">script </span><span style="color: #ff0000;">src</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span><span style="color: #800000;">script</span><span style="color: #0000ff;">></span></span>
img<span style="color: #0000ff;"><span style="color: #800000;">img </span><span style="color: #ff0000;">src</span><span style="color: #0000ff;">=""</span><span style="color: #ff0000;"> alt</span><span style="color: #0000ff;">=""</span><span style="color: #0000ff;">></span></span>

The function of HTML is to define the structure and content of a web page, and its purpose is to provide a standardized way to display information. 1) HTML organizes various parts of the web page through tags and attributes, such as titles and paragraphs. 2) It supports the separation of content and performance and improves maintenance efficiency. 3) HTML is extensible, allowing custom tags to enhance SEO.

The future trends of HTML are semantics and web components, the future trends of CSS are CSS-in-JS and CSSHoudini, and the future trends of JavaScript are WebAssembly and Serverless. 1. HTML semantics improve accessibility and SEO effects, and Web components improve development efficiency, but attention should be paid to browser compatibility. 2. CSS-in-JS enhances style management flexibility but may increase file size. CSSHoudini allows direct operation of CSS rendering. 3.WebAssembly optimizes browser application performance but has a steep learning curve, and Serverless simplifies development but requires optimization of cold start problems.

The roles of HTML, CSS and JavaScript in web development are: 1. HTML defines the web page structure, 2. CSS controls the web page style, and 3. JavaScript adds dynamic behavior. Together, they build the framework, aesthetics and interactivity of modern websites.

The future of HTML is full of infinite possibilities. 1) New features and standards will include more semantic tags and the popularity of WebComponents. 2) The web design trend will continue to develop towards responsive and accessible design. 3) Performance optimization will improve the user experience through responsive image loading and lazy loading technologies.

The roles of HTML, CSS and JavaScript in web development are: HTML is responsible for content structure, CSS is responsible for style, and JavaScript is responsible for dynamic behavior. 1. HTML defines the web page structure and content through tags to ensure semantics. 2. CSS controls the web page style through selectors and attributes to make it beautiful and easy to read. 3. JavaScript controls web page behavior through scripts to achieve dynamic and interactive functions.

HTMLisnotaprogramminglanguage;itisamarkuplanguage.1)HTMLstructuresandformatswebcontentusingtags.2)ItworkswithCSSforstylingandJavaScriptforinteractivity,enhancingwebdevelopment.

HTML is the cornerstone of building web page structure. 1. HTML defines the content structure and semantics, and uses, etc. tags. 2. Provide semantic markers, such as, etc., to improve SEO effect. 3. To realize user interaction through tags, pay attention to form verification. 4. Use advanced elements such as, combined with JavaScript to achieve dynamic effects. 5. Common errors include unclosed labels and unquoted attribute values, and verification tools are required. 6. Optimization strategies include reducing HTTP requests, compressing HTML, using semantic tags, etc.

HTML is a language used to build web pages, defining web page structure and content through tags and attributes. 1) HTML organizes document structure through tags, such as,. 2) The browser parses HTML to build the DOM and renders the web page. 3) New features of HTML5, such as, enhance multimedia functions. 4) Common errors include unclosed labels and unquoted attribute values. 5) Optimization suggestions include using semantic tags and reducing file size.


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