From http://www.w3schools.com (Copyright Refsnes Data)

HTML 5 <tr> tag

Definition and Usage

Defines a row in a table.

Differences Between HTML 4.01 and HTML 5

In HTML 5 no tbody attributes are supported!

Example

Source

Output

Cell A

Cell B

Attributes

4: indicates if the attribute is defined in HTML 4.01
5: indicates if the attribute is defined in HTML 5

Attribute	Value	Description	4
align	right left center justify char	Defines the text alignment in cells. Not supported. Use CSS instead.	4
bgcolor	rgb(x,x,x) #xxxxxx colorname	Specifies the background color of the table cell. Not supported. Use CSS instead.	4
char	character	Specifies which character to align text on. Not supported.	4
charoff	pixels %	Specifies the alignment offset to the first character to align on. Not supported.	4
valign	top middle bottom baseline	Specifies the vertical text alignment in cells. Not supported. Use CSS instead.	4

Standard Attributes

class, contenteditable, contextmenu, dir, draggable, id, irrelevant, lang, ref, registrationmark, tabindex, template, title

For a full description, go to Standard Attributes in HTML 5.

Event Attributes

onabort, onbeforeunload, onblur, onchange, onclick, oncontextmenu, ondblclick, ondrag, ondragend, ondragenter, ondragleave, ondragover, ondragstart, ondrop, onerror, onfocus, onkeydown, onkeypress, onkeyup, onload, onmessage, onmousedown, onmousemove, onmouseover, onmouseout, onmouseup, onmousewheel, onresize, onscroll, onselect, onsubmit, onunload

For a full description, go to Event Attributes in HTML 5.

Try-It-Yourself Demos

Tables
How to create tables in an HTML document.

Headings in a table
How to display table headers.

Empty cells
How to use " " to handle cells that have no content.

Table with a caption
A table with a caption.

Table cells that span more than one row/column
How to define table cells that span more than one row or one column.

Tags inside a table
How to display elements inside other elements.