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HTML Basics---Knowledge label (UL,OL,DIV,TABLE,CAPTION,DL,DT) __ Database

Source: Internet
Author: User
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One: Use UL, add no sequence table (unordered list) use the Ul-li tag to complete it. Ul-li is a list of information that is not in order. Li is the abbreviation for the English list item 
<body>
<ul>
    <li> Perfect life </li>
    <li> Blue Lotus </li>
    <li> swing </ li>
</ul>
</body>
Display effect:

quickly write a UL format in Webstorm

Ul>li (then press the TAB key)
Meaning: Generate a pair of UL tags, and then in this to the UL tag and then generate a pair of Li tags

<ul>
    <li></li>
</ul>

Ul>li*3 (then press the TAB key)
Meaning: Generate a pair of UL tags, and then in this on the UL tag to generate 3 pairs of Li tags

<ul>
    <li></li>
    <li></li>
    <li></li>
</ul>
Second: Use OL, add a sequence table (ordered list) <ol> The default style displayed on the Web page is typically: each <li> has its own ordinal number, which starts with 1 
<body>
<ol>
    <li> Perfect life </li>
    <li> Blue Lotus </li>
    <li> swing </ li>
</ol>
</body>
Display effect:

Three: Div typesetting In the process of Web page production, you can divide some independent logic parts, put them in a <div> tag, the function of this <div> tag is equivalent to a container. 

<div style= "Color:aqua; Background-color:chocolate ">
    
 
Display effect: 

Four: Name the div to make the logic clearer to make the logic clearer, we can set a name for this independent logical part, with the id attribute to provide a unique name for <div>, just as each of us has an ID number. 


<div id= "header" style= "Color:aqua; Background-color:chocolate ">
    
 
Display effect: 

Five: Table label, making table Create a table of four elements table, tbody, tr, TH, TD <table>...</table>: The entire table begins with the <table> tag, and the </table> tag ends. <tbody>...</tbody>: If you do not add <thead><tbody><tfooter>, the table table is not displayed until it is finished loading. In addition to these table structures, Tbody contains the contents of the row to download the first display, do not have to wait for the end of the table after the display, and if the table is very long, with tbody segmentation, can be part of the display. (Popular understanding table can be displayed according to the structure block, not after the entire table is loaded.) <tr>...</tr>: A row of the table, so there are several rows of the TR table. <td>...</td>: A cell in a table that contains several pairs of <td>...</td> in a row, and shows several columns in a row. <th>...</th>: A cell of the head of a table, a table header. The number of columns in the table depends on the number of data cells in a row. The table table is displayed in the browser as a header without a table line before adding a CSS style, meaning that the text in the th label defaults to bold and centered


<table>
    <tbody>
    <tr>
        <th> name </th>
        <th> class </th>
        <th> Age </th>
    </tr>
    <tr>
       <td> xiaoming </td>
       <td>2 class </td>
       <td>12 years </td>
    </tr>
    <tr>
        <td> Xiao Li </td>
        <td>1 class </td>
        <td>11 years </td>
    </tr>
    </tbody>
</table>
 
Display effect: 

Six: Use CSS styles to add a border to a table


<style>
    Table tr td,th{border:1px solid #000}
</style>

<table>
    <tbody>
    <tr>
        <th> name </th>
        <th> class </th>
        <th> age </th>
    </ tr>
    <tr>
       <td> xiaoming </td>
       <td>2 class </td>
       <td>12-Year-old </td>
    </tr>
    <tr>
        <td> Xiao Li </td>
        <td>1 class </td>
        <td>11-Year-old </td>
    </tr>
    </tbody>
</table>
 
Display effect: 

Seven: Caption tags add captions and summaries to the table Summary: The content of the summary is not displayed in the browser. Its role is to increase the readability of the table (semantic), so that the search engine better read the content of the table, but also to enable screen readers to better help special users read the table content. Syntax: <table summary= "Table Introduction text" > title: To describe the contents of the table, the title of the display position: above the table. Syntax:


<table>
    <caption> title text </caption>
    <tr>
        <td>...</td>
        <td> ...</td> ...
    </tr> ...
</table>
 

<table summary= "Class Information table" >
    <caption> table title </caption>
    <tbody>
    <tr>
        <th> name </th>
        <th> class </th>
        <th> age </th>
    </tr>
    <tr >
       <td> xiaoming </td>
       <td>2 class </td>
       <td>12 </td> </tr>
    <tr>
        <td> Xiao Li </td>
        <td>1 class </td>
        <td>11-Year-old </td>
    </tr>
    </tbody>
</table>
 
Display effect: 

Eight: Defining the list Add a list semantics to a data, first define all the headings in the list by using the DT tag, and then add descriptive information to each heading via the DD tab. Syntax information:


<body>
<dl>
    <dt> mobile </dt>
    <dd>iPhone</dd>
    <dd> Huawei, OPPO, Samsung </dd>
    <dt> computer </dt>
    <dd>mac, win</dd>
</dl>
</body>
DT is the abbreviation for definition title, used to define the title DD in the list as the abbreviation for the definition
description, which defines the description of the title corresponding to
 
Display effect:

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Related Keywords:
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