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What is the use of column-span in css3

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Release: 2023-01-07 11:42:17
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In CSS3, the column-span attribute is used to specify how many columns an element should span when the elements are displayed in columns; the syntax format is "column-span:1|all;", when the value is "1 " specifies that the element should span one column, and "all" specifies that the element should span all columns.

What is the use of column-span in css3

The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.

The column-span attribute can specify how many columns an element should span. Syntax format:

column-span: 1|all;
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##ValueDescription1The element should span one column allThis element should span all columns
Let’s take a look at the column-span attribute through an example Function:

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<style> 
.div1,.div2
{
	column-count:3;
	-moz-column-count:3; /* Firefox */
	-webkit-column-count:3; /* Safari and Chrome */

}
.div1 h2
{
	column-span:2;
	-webkit-column-span:2; /* Safari and Chrome */
}
.div2 h2
{
	column-span:all;
	-webkit-column-span:all; /* Safari and Chrome */
}
</style>
</head>
<body>



<div class="div1">
<h2>英国维斯米斯特教堂碑文</h2>
当我年轻的时候,我梦想改变这个世界;当我成熟以后,我发现我不能够改变这个世界,我将目光缩短了些,决定只改变我的国家;当我进入暮年以后,我发现我不能够改变我们的国家,我的最后愿望仅仅是改变一下我的家庭,但是,这也不可能。当我现在躺在床上,行将就木时,我突然意识到:如果一开始我仅仅去改变我自己,然后,我可能改变我的家庭;在家人的帮助和鼓励下,我可能为国家做一些事情;然后,谁知道呢?我甚至可能改变这个世界。
</div>
<div class="div2">
<h2>英国维斯米斯特教堂碑文</h2>
当我年轻的时候,我梦想改变这个世界;当我成熟以后,我发现我不能够改变这个世界,我将目光缩短了些,决定只改变我的国家;当我进入暮年以后,我发现我不能够改变我们的国家,我的最后愿望仅仅是改变一下我的家庭,但是,这也不可能。当我现在躺在床上,行将就木时,我突然意识到:如果一开始我仅仅去改变我自己,然后,我可能改变我的家庭;在家人的帮助和鼓励下,我可能为国家做一些事情;然后,谁知道呢?我甚至可能改变这个世界。
</div>
</body>
</html>
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What is the use of column-span in css3

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