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What does th mean in html?

青灯夜游
青灯夜游Original
2021-11-17 17:02:0320269browse

In HTML, th means "header" and is a label element used to define the header cell in the table. The text inside the th element is usually rendered as centered bold text; th The element needs to be defined inside the tr element, with the syntax "

Header data".

What does th mean in html?

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

In HTML, th means "table header".

tag is used to define the header cell in the table. The text inside the th element is usually rendered as centered bold text.

There are two types of cells in HTML forms:

  • Header cell - contains header information (created by the th element)

  • Standard cell - contains data (created by td element)

The cell element th or td element needs to be defined inside the tr element, A tr element contains one or more th or td elements.

Example:

<table border="1">
	<tr>
		<th>姓名</th>
		<th>年龄</th>
	</tr>
	<tr>
		<td>Peter</td>
		<td>20</td>
	</tr>
	<tr>
		<td>Lois</td>
		<td>20</td>
	</tr>
</table>

What does th mean in html?

Attributes of tag:
Attribute Value Description
abbr text Specifies the cell An abbreviated version of the content in .
align
  • left
  • right
  • center
  • justify
  • char
Specifies the horizontal alignment of cell content.
axis category_name Categories cells.
bgcolor
  • rgb(x,x,x)
  • #xxxxxx
  • colorname

Not recommended. Please use style instead.

Specifies the background color of table cells.

char character Specifies which character should be used to align the content.
charoff number Specifies the offset of the alignment character.
colspan number Set the number of columns that a cell can span.
headers idrefs A space-separated list of header cell IDs, providing headers for data cells information.
height
  • pixels
  • %

Not recommended. Please use style instead.

Specifies the height of table cells.

nowrap nowrap

Not recommended. Please use styles instead.

Specifies whether the content in the cell should be wrapped.

rowspan number Specifies the number of rows that a cell can span.
scope
  • col
  • colgroup
  • row
  • rowgroup
Define the method to associate header data with unit data.
valign
  • top
  • middle
  • bottom
  • baseline
Specifies the vertical arrangement of cell contents.
width
  • pixels
  • %

Not recommended. Please use styles instead.

Specifies the width of table cells.

Recommended tutorial: "html video tutorial"

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