col – table column

ⓘ col – table column # T

The col element represents one or more columns in the column group represented by its colgroup parent.

ⓘ global attributes: Any attributes permitted globally.
ⓘ span = positive integer #: Specifies the number of columns “spanned” by its col element; the col element shares its attributes with all the columns it spans.

The “align” attribute on the “col” element is obsolete. Use CSS instead. http://wiki.whatwg.org/wiki/Presentational_elements_and_attributes
The “width” attribute on the “col” element is obsolete. Use CSS instead. http://wiki.whatwg.org/wiki/Presentational_elements_and_attributes
The “char” attribute on the “col” element is obsolete. Use CSS instead. http://wiki.whatwg.org/wiki/Presentational_elements_and_attributes
The “charoff” attribute on the “col” element is obsolete. Use CSS instead. http://wiki.whatwg.org/wiki/Presentational_elements_and_attributes
The “valign” attribute on the “col” element is obsolete. Use CSS instead. http://wiki.whatwg.org/wiki/Presentational_elements_and_attributes

The col element is a void element. A col element must have a start tag but must not have an end tag.

interface HTMLTableColElement : HTMLElement {
           attribute unsigned long span;
};

col {

display: table-column; }