HTMLTableCellElement - Web APIs 编辑
The HTMLTableCellElement
interface provides special properties and methods (beyond the regular HTMLElement
interface it also has available to it by inheritance) for manipulating the layout and presentation of table cells, either header or data cells, in an HTML document.
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a:hover text { fill: #0095DD; pointer-events: all;}
Properties
Inherits properties from its parent, HTMLElement
.
HTMLTableCellElement.abbr
- A
DOMString
which can be used on<th>
elements (not on<td>
), specifying an alternative label for the header cell. This alternate label can be used in other contexts, such as when describing the headers that apply to a data cell. This is used to offer a shorter term for use by screen readers in particular, and is a valuable accessibility tool. Usually the value ofabbr
is an abbreviation or acronym, but can be any text that's appropriate contextually. HTMLTableCellElement.cellIndex
Read only- A long integer representing the cell's position in the
cells
collection of the<tr>
the cell is contained within. If the cell doesn't belong to a<tr>
, it returns-1
. HTMLTableCellElement.colSpan
- An unsigned long integer indicating the number of columns this cell must span; this lets the cell occupy space across multiple columns of the table. It reflects the
colspan
attribute. HTMLTableCellElement.headers
Read only- Is a
DOMSettableTokenList
describing a list ofid
of<th>
elements that represents headers associated with the cell. It reflects theheaders
attribute. HTMLTableCellElement.rowSpan
- An unsigned long integer indicating the number of rows this cell must span; this lets a cell occupy space across multiple rows of the table. It reflects the
rowspan
attribute. HTMLTableCellElement.scope
- A
DOMString
indicating the scope of a<th>
cell. Header cells can be configured, using thescope
property, the apply to a specified row or column, or to the not-yet-scoped cells within the current row group (that is, the same ancestor<thead>
,<tbody>
, or<tfoot>
element). If no value is specified forscope
, the header is not associated directly with cells in this way. Permitted values forscope
are:col
- The header cell applies to the following cells in the same column (or columns, if
colspan
is used as well), until either the end of the column or another<th>
in the column establishes a new scope. colgroup
- The header cell applies to all cells in the current column group that do not already have a scope applied to them. This value is only allowed if the cell is in a column group.
row
- The header cell applies to the following cells in the same row (or rows, if
rowspan
is used as well), until either the end of the row or another<th>
in the same row establishes a new scope. rowgroup
- The header cell applies to all cells in the current row group that do not already have a scope applied to them. This value is only allowed if the cell is in a row group.
- The empty string (
""
) - The header cell has no predefined scope; the user agent will establish the scope based on contextual clues.
Methods
No specific method; inherits methods from its parent, HTMLElement
.
Deprecated properties
Warning: These properties have been deprecated and should no longer be used. They are documented primarily to help understand older code bases.
HTMLTableCellElement.align
- A
DOMString
containing an enumerated value reflecting thealign
attribute. It indicates the alignment of the element's contents with respect to the surrounding context. The possible values are"left"
,"right"
, and"center"
. HTMLTableCellElement.axis
- A
DOMString
containing a name grouping cells in virtual. It reflects the obsoleteaxis
attribute. HTMLTableCellElement.bgColor
- A
DOMString
containing the background color of the cells. It reflects the obsoletebgcolor
attribute. HTMLTableCellElement.ch
- A
DOMString
containing one single chararcter. This character is the one to align all the cell of a column on. It reflects thechar
and default to the decimal points associated with the language, e.g.'.'
for English, or','
for French. This property was optional and was not very well supported. HTMLTableCellElement.chOff
- A
DOMString
containing a integer indicating how many characters must be left at the right (for left-to-right scripts; or at the left for right-to-left scripts) of the character defined byHTMLTableCellElement.ch
. This property was optional and was not very well supported. HTMLTableCellElement.height
- A
DOMString
containing a length of pixel of the hinted height of the cell. It reflects the obsoleteheight
attribute. HTMLTableCellElement.noWrap
- A
Boolean
value reflecting thenowrap
attribute and indicating if cell content can be broken in several lines. HTMLTableCellElement.vAlign
- A
DOMString
representing an enumerated value indicating how the content of the cell must be vertically aligned. It reflects thevalign
attribute and can have one of the following values:"top"
,"middle"
,"bottom"
, or"baseline"
. Use the CSSvertical-align
property instead. HTMLTableCellElement.width
- A
DOMString
specifying the number of pixels wide the cell should be drawn, if possible. This property reflects the also obsoletewidth
attribute. Use the CSSwidth
property instead.
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'HTMLTableCellElement' in that specification. | Living Standard | No change from HTML5. |
HTML5 The definition of 'HTMLTableCellElement' in that specification. | Recommendation | The following properties have been obsoleted: align , axis , bgColor , height , width , ch , chOff , noWrap , and vAlign .The headers property is now read-only and contains a DOMSettableTokenList rather than a mere DOMString .The colspan and rowspan properties are now unsigned long . |
Document Object Model (DOM) Level 2 HTML Specification The definition of 'HTMLTableCellElement' in that specification. | Obsolete | The cellIndex property is now read-only. |
Document Object Model (DOM) Level 1 Specification The definition of 'HTMLTableCellElement' in that specification. | Obsolete | Initial definition. |
Browser compatibility
BCD tables only load in the browser
See also
- The HTML elements implementing this interface:
<th>
and<td>
by inheritance viaHTMLTableHeaderCellElement
andHTMLTableDataCellElement
.
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