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HTML-Commonly used tags summary and practice_html/css_WEB-ITnose
- WBOYOriginal
- 2016-06-24 11:39:471198browse
What is HTML?
Hypertext Markup Language, an application under the Standard Universal Markup Language.
“Hypertext ” means that the page can contain pictures, links, and even non-text elements such as music and programs.
The structure of hypertext markup language includes "Head" part (English: Head), and "Main part" (English: Body), where the "Head" part provides information about the web page , the "Main Body" section provides the specific content of the web page.
. News After being exposed to the development of the entire Web system in the publishing system, I have a new understanding of the combination of HTML code and CSS DIV. Through this summary, I will have a simple understanding of HTML tags.
1. Elements and tags and attributes
I believe that many people don’t know the difference between elements and tags after learning HTML. I don’t know either. I solved this doubt myself by searching for information and share it with everyone.
<html>
<head><title>这是标题</title></head> <body size=”12”> <p>HELLO WORLD!</p> </body></html>
Element: Just like in high school chemistry learning, the word element represents the most basic unit of matter, and it is also the same here , the HTML element is the basic object that constitutes the HTML file, just like in the above code:
HELLO WORLD!
is the element, which constitutes the most basic unit of HTML.Tags: are objects enclosed by angle brackets "<" and ">" such as
, ,| 姓名 | 语文 | 英语 | 数学 |
|---|---|---|---|
| 张三 | 69 | 27 | 76 |
| 李四 | 89 | 27 | 46 |
| 王五 | 39 | 88 | 67 |
| 马六 | 87 | 77 | 66 |
several attributes and several attributes and several attributes and Introduction to tags:
1.border align valign bgcolor
border sets the border width, the default is 0.
Align sets the horizontal alignment, attribute value: left center right
valign sets the vertical alignment, attribute value: top middle bottom
bgcolor sets the background color
2.
,,
(3) Tags related to pictures
In the brisket, a sentence in the common.Master template at that time:
Perfect for inserting pictures. Set the hyperlink through href="", open a new page through target="_blank", and the element
displays the image.
Through the above comparison of elements, tags, attributes and the training of several examples, there is no problem with the basic HTML code.
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