Specifies a link to a QuickTime movie. Some common file types and their extensions:
File type extension
plain text .txt
HTML document.html
GIF image.gif
TIFF image.tiff
X bitmap image. or .mpg
Remember your assumed readers and the software they use. For example, most UNIX workstations cannot play QuickTime movies.
Tables
Before HTML formulated table tags, HTML authors had to be careful in the
tag Arrange their information in tabular format, count the number of spaces, and preview the output. Tables are not only useful for describing tabular information, but they also make it easy for regular HTML writers to write large amounts of web pages. (See NCSA Relativity Group's pages for a good example.) <br><br> Consider your tabular information according to the coding explanation below. A table should have headers that describe what each row/column contains, with rows representing the information and cells representing each item. In the table below, One column contains header information, each row describes an HTML table tag, and each unit contains a pair of tags or an explanation of the tag function. <br><br>Table element <br>Element description <br>
Note: Any other tag can be used within the caption tag.
Table Properties
Note: Properties defined in
Attribute description
ALIGN (LEFT, CENTER, RIGHT)
VALIGN (TOP, MIDDLE, BOTTOM)
COLSPAN=n
ROWSPAN=n
NOWRAP
The horizontal position allocation of a unit.
The vertical position allocation of a unit.
How many columns a unit spans (n).
How many rows a unit spans (n).
Turn off word wrapping in a unit.
General table format
The general format of a table is:
Cell content | Cell content |
---|---|
Unit content | ....Unit content |
Unit content | ...Unit content |
Used by non-tabular information Tables
Some HTML authors use tables to describe non-tabular information. For example, because links can be contained within table cells, some authors use tables without borders to combine a number of separate images to create "one" image. Browsers that can display tables These physically separate images can be displayed seamlessly, making the combined image resemble an image map (an image with a rectangular hyperlink area).
Using tables with image borders also You can get a good display effect. Give it a try and see which style you like.
Fill-out Forms
Web form allows readers to return information to the Web server to produce some kind of action. For example, Suppose you want to collect names and email addresses in order to send an email to readers who have requested it. For each person who enters his/her name and address, you need to get the information to be sent and add the respondent's item to the database .
This kind of input data processing is usually done by script (descriptive language: Translator's Note) describing functions or programs written in Perl or other languages that process text, files and information. If you can't write For programs or script functions that can process input data, you have to find someone else to do it for you.
Form itself is relatively simple. They are also generated using HTML tags. The difference may be in the program or script that accepts and processes the submitted data. Description function. Since it is necessary to explain the special script description function that processes input information, filling forms will not be discussed in this guide.
The above is the content of HTML Beginner’s Guide (9). For more related content, please pay attention to the PHP Chinese website (www .php.cn)!

本篇文章带大家了解一下HTML(超文本标记语言),介绍一下HTML的本质,HTML文档的结构、HTML文档的基本标签和图像标签、列表、表格标签、媒体元素、表单,希望对大家有所帮助!

不算。html是一种用来告知浏览器如何组织页面的标记语言,而CSS是一种用来表现HTML或XML等文件样式的样式设计语言;html和css不具备很强的逻辑性和流程控制功能,缺乏灵活性,且html和css不能按照人类的设计对一件工作进行重复的循环,直至得到让人类满意的答案。

总结了一些web前端面试(笔试)题分享给大家,本篇文章就先给大家分享HTML部分的笔试题(附答案),大家可以自己做做,看看能答对几个!

HTML5中画布标签是“<canvas>”。canvas标签用于图形的绘制,它只是一个矩形的图形容器,绘制图形必须通过脚本(通常是JavaScript)来完成;开发者可利用多种js方法来在canvas中绘制路径、盒、圆、字符以及添加图像等。

在html中,document是文档对象的意思,代表浏览器窗口的文档;document对象是window对象的子对象,所以可通过“window.document”属性对其进行访问,每个载入浏览器的HTML文档都会成为Document对象。

html5废弃了dir列表标签。dir标签被用来定义目录列表,一般和li标签配合使用,在dir标签对中通过li标签来设置列表项,语法“<dir><li>列表项值</li>...</dir>”。HTML5已经不支持dir,可使用ul标签取代。

3种取消方法:1、给td元素添加“border:none”无边框样式即可,语法“td{border:none}”。2、给td元素添加“border:0”样式,语法“td{border:0;}”,将td边框的宽度设置为0即可。3、给td元素添加“border:transparent”样式,语法“td{border:transparent;}”,将td边框的颜色设置为透明即可。


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