How to center the th header content in an html table? A detailed introduction to the align attribute of th table header tag

This article mainly tells you the analysis of the centered example of th header in the HTML table. It also introduces the alignment of the th header tag in HTML and the specific attribute value of the align attribute. , let’s look at the text

First we need to know what is the th header tag in the HTML table:

There are two types in the HTML table we use The cells:

One is the header cell , which contains the header information, and the

created by the th tag is Standard cells , which contain data,

created by td tags, one thing that is easy to distinguish them is: the content inside the

th tag It is usually rendered as centered bold text content, while the content inside the td tag is usually left-aligned text content.

Okay, we now understand some basics of the hr tag in our HTML table. Now let’s start the first content of the article,

That isHow to put the hr tag in the HTML table The th table header is centered .

Let's look at an example of centered html table header

<table border="2">
  <tr>
    <th>网站名称</th>
    <th align="right">网址</th>
  </tr>
  <tr>
    <td>php中文网</td>
    <td>网址是：http://www.php.cn</td>
  </tr>
  <tr>
    <td>百度百科</td>
    <td>网址是：https://baike.baidu.com</td>
  </tr>
</table>

This is a relatively simple way to write a table. The th header is in the first column of the table. We see th inside An align attribute is added. The align attribute value is right. Anyone who understands English knows that this means to the right. This means that the content text contained in the th tag is aligned to the right, so the display effect is as follows:

（）

Today we are talking about how to center the th table header. Everyone should be able to guess it by now, yes. , is set using the align attribute. Like the above case, we change the attribute value of the align attribute in the th header tag to center. The effect is as follows:

()

Introduced how to center the th tag in the table. Now we should already know some usage of the align attribute of the th tag, but I will continue to introduce it. them, because the align attribute is important in tables. Let's take a look at the introduction to the align attribute

Introduction to the align attribute of the th tag in the HTML table:

The align attribute of the th tag in the HTML table is It is defined as specifically for aligning the content in the th tag cell. The attribute value of align can achieve several relative alignment methods (in fact, it is not only useful for th tags, but also for td tags and tr tags in tables. , even useful for most tags in web pages, but now h5 does not support the align attribute, but in normal times, the editor thinks it is more convenient to use the align attribute for alignment) The align attribute in the

th tag It has five attribute values, namely:

• left attribute value: defines the left alignment of the text

• right attribute value: it defines Right alignment of text (I have tested it for you, and you can indeed align text to the right)

• center attribute value: It defines the center alignment of the content of this article (I have also shown this to you) It’s simple, you’ll become proficient with more practice)

• justift attribute value: It aligns the rows of the table in the table at both ends, like the layout of newspapers and newspapers (not used much , I won’t give an example here, just know it)

• char attribute value: Its content in the cell is aligned with the specified character. By default, it is based on the decimal point character. Style display

Okay, you can see it all. It is obvious that it is written from left to right. At this point, this article is over. You are welcome to ask questions and communicate below.

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