COLS Attribute | cols参数属性

Sets or retrieves the number of columns in the table.

dhtml语法

HTML <TABLE COLS = iCount... >
Scripting TABLE.cols [ = iCount ]

DHTML可能的值

iCount Integer that specifies or receives the number of columns.
The property is read/write. The property has no default value.
Expressions can be used in place of the preceding value(s), as of Microsoft® Internet Explorer 5. For more information, see about dynamic properties.

remarks

specifying this number can speed up the processing of the table.

DHTML代码范例

This example uses the COLS attribute and the cols property to set the number of columns in HTML and retrieve the number of columns in script.
<SCRIPT>
function checkCols(oObject)
{
var iColumns = oObject.cols;
alert (iColumns);
}
</SCRIPT>
</HEAD>
<BODY>
<TABLE ID=oTable BORDER COLS=3 onclick="checkCols(this)">
<TR><TD>Column 1</TD><TD>Column 2</TD><TD>Column 3</TD></TR>
</TABLE>
This feature requires Microsoft® Internet Explorer 4.0 or later. Click the following icon to install the latest version. Then reload this page to view the sample.

是否符合公共标准

This property is a Microsoft extension to HTML and is defined in World Wide Web Consortium (W3C) Document Object Model (DOM) Level 1 .

Applies To

TABLE