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Summary of different table attributes of HTML (with code)

不言Original: 2018-07-21 11:38:542116browse

This article shares with you a summary of the different table attributes of HTML (with code). The content is very good. Friends in need can refer to it. I hope it can help everyone.

Here we mainly summarize and record some attributes and simple styles of the table for future convenience.

Used to define the table of HTML, with local attributes border represents the border, and the value of the border attribute must be 1 or the empty string (""). This attribute does not control the style of the border, but is controlled by CSS

The table element can have tr, th, td, thead, tbody, tfoot, colgroup elements

　Used to define a row of the table. Since HTML tables are row-oriented, each row must be represented separately

The tr element can be used within the table, thead, tbody and tfoot elements

The tr element can contain one or more td Or th element

Its align, bgcolor and other attributes are obsolete. If you want to set attributes, please use CSS settings

Used to define the header of the table and the wrapper of the table header. You can define one or more rows, which are column labels of the table element

Without thead element, all tr are assumed to belong to the body of the table

Used to define the body of the table

Used to define the footer of the marked table

⚠️:

, tags must have the tag inside them
tags, no matter where they are placed within the

Used to define table cells, can be used with colspan, rowspan, headers local attributes 　(1)colspan: column span, this attribute specifies the columns that the cell can span Number, the value of this attribute must be an integer 　(2) rowspan: row span, this attribute specifies the number of rows that the cell can span, the value of this attribute must be an integer 　( 3) headers: The value of this attribute is the ID attribute value of one or more cells, which associates the cells with column headers and can be used with screen readers ⚠️: Each The table must contain the above three elements A simple example <!DOCTYPE html><html> <body> <table> <tr> <td>A</td> <td>B</td> <td>C</td> </tr> <tr> <td>D</td> <td>E</td> <td>F</td> </tr> </table> </body></html> The effect is as follows: 4.	Used to define the title cell so that we can effectively distinguish the data and its description It The same local attributes as the <td> element have the following differences: ##	is the header Marker, usually located in the first row or column. Moreover, the text in	will be bolded by default, but	will not.	is a data mark, indicating the specific data of the cell. ## 5.

　Used to define table cells, can be used with colspan, rowspan, headers local attributes

　(1)colspan: column span, this attribute specifies the columns that the cell can span Number, the value of this attribute must be an integer

　(2) rowspan: row span, this attribute specifies the number of rows that the cell can span, the value of this attribute must be an integer

　( 3) headers: The value of this attribute is the ID attribute value of one or more cells, which associates the cells with column headers and can be used with screen readers

⚠️: Each The table must contain the above three elements

A simple example

<!DOCTYPE html><html>
    <body>
        <table>
            <tr>
                <td>A</td>
                <td>B</td>
                <td>C</td>
            </tr>
            <tr>
                <td>D</td>
                <td>E</td>
                <td>F</td>
            </tr>
        </table>
    </body></html>

The effect is as follows:

Used to define the title cell so that we can effectively distinguish the data and its description

It The same local attributes as the <td> element have the following differences:

is the header Marker, usually located in the first row or column. Moreover, the text in

will be bolded by default, but

will not.

is a data mark, indicating the specific data of the cell.

## 5.

tag, will be assigned to the head and bottom of the table respectively. can appear before or after or . Before html5, the element must appear before the element. In html5, the element can be placed after the or the last element
8,

Used to define table column groups, which can be used to apply styles to a certain column. Of course, you can also use the following The col element

has the local attribute span

indicating the number of columns that the column group should span. The default is one column, that is, setting the style for one column of the table

　
can contain one or more elements

9,

Used to represent a single column of the table, it is recommended to use

to wrap the element instead of to directly set the span attribute to define the group

also has a local Attribute span

　
is placed inside the element of , and the instance of represents a column in the group. Use this tag to apply styles to a group of columns and a single column of the group

10,

Used to define the title of the table, each The table can only contain one

element

A simple example:

<!DOCTYPE html><html>
    <head>
        <style>
            thead th,tfoot th {
                text-align: left;
                background: grey;
                color: white            }
            tbody th {
                text-align: right;
                background: lightgrey;
                color: grey            }
            /* tbody td {
                background: greenyellow;
            } */
            #colgroup1 {
                background-color: blueviolet            }
            #col3 {
                background-color: yellow;
                font-size: small            }
        </style>
    </head>
    <body>
        <table>
            <colgroup id="colgroup1">
                <col id="collAnd2" span="2"/>
                <col id="col3"/>
            </colgroup>
            <colgroup id="colgroup2" span="2"></colgroup>
            <thead>
                <tr>
                    <th>Rank</th>
                    <th>Name</th>
                    <th>Color</th>
                    <th colspan="2">Size & Votes</th>
                </tr>
            </thead>
            <tfoot>
                <tr>
                    <th>Rank Footer</th>
                    <th>Name Footer</th>
                    <th>Color Footer</th>
                    <th colspan="2">Size And Votes Footer</th>
                </tr>
            </tfoot>
            <tbody>
                <tr>
                    <th>Favorite:</th>
                    <td>XML</td>
                    <td>CSS</td>
                    <td>Java</td>
                    <td>IOS</td>
                </tr>
                <tr>
                    <th>2nd Favorite:</th>
                    <td>Web</td>
                    <td>HTML5</td>
                    <td>CS</td>
                    <td>460</td>
                </tr>
            </tbody>
        </table>
    </body></html>

View Code

The effect is as follows:

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Introduction to how to dynamically generate html elements and add attributes to elements (with code)

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