HTML Table Row 'tr' Tag/Element

Q

What Is a "tr" Tag/Element?

✍: FYIcenter.com

A

A "tr" element is a special element that can only be used as a sub-element of a "table" element. A "tr" element defines a row in a table. Here are basic rules about "tr" elements:

"tr" elements are special elements only valid inside "table" elements.
"tr" elements can not have empty contents.
"tr" elements can not have text contents.
A "tr" element can only have "td" or "th" as sub-elements.
A "tr" element will be displayed as a new row in the table.

Some invalid example of "tr" elements:

 <!-- Invalid - "tr" is not a block element -->
 <body><tr><td>one</td></tr></body>

 <!-- Invalid - "tr" is not an inline element -->
 <p><tr><td>one</td><td>two</td></tr></p>
 
 <!-- Invalid - "tr" does not allow text content -->
 <table><tr>Row 1:<td>one</td><td>two</td></tr></table>

⇒ HTML Table Cell 'td' Tag/Element

⇐ HTML 'table' Tag/Element

⇑ HTML Tables and Table Cells

⇑⇑ HTML Tutorials

2017-05-20, 1263🔥, 0💬

HTML Tables and Table Cells
Where to find tutorials of introduction to HTML Tables and Table Cells? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in introduction to HTML Tables and Table Cells. Clear answers are provided with tutorial exercises on table elements like: tabl... 2017-05-20, 1684🔥, 0💬

HTML Ordered List Item Markers
How To Use Different Markers on Ordered List Items? By default, browsers will use decimal numbers as the item markers for ordered lists. If you want to change them to something else, like alphabetical letters, you need to use CSS properties. Here is a tutorial sample showing you how to set item mark... 2017-05-29, 1620🔥, 0💬

HTML 'table' Element Attributes
What Are the Attributes of a "table" Element? A "table" element may have the following commonly used attributes: "summary" - Specifies a text string as the summary of the table. "width" - Specifies the width of the table. "border" - Specifies the border width. "frame" - Specifies how the outer borde... 2017-05-13, 1535🔥, 0💬

HTML Nested List Elements
Can List Elements Be Nested? Yes. You can nest list element within each other because: List items can have block elements as contents. List elements are block elements. List items can have list elements as contents resulting nested list elements. Below is a good tutorial example of using nested list... 2017-05-29, 1475🔥, 0💬

'cellspacing' - White Spaces between HTML Table Cells
How To Control White Spaces between Table Cells? White spaces between cells refer to the vertical space between a upper cell and a lower cell in a table column, and the horizontal space between a left cell and a right cell in a table row. If inner borders are turned on, white spaces between cells ap... 2017-05-13, 1467🔥, 0💬

HTML Table Cell 'td' Tag/Element
What Is a "td" Tag/Element? A "td" element is a special element that can only be used as a sub-element of a "tr" element. A "td" element defines a column in a row. Here are basic rules about "td" elements: "td" elements are special elements only valid inside "tr" elements. "td" elements can have tex... 2017-05-20, 1458🔥, 0💬

'frame' - Controlling HTML Table Borders
How To Turn On Some Parts of Table Outer Borders? If you don't want to turn all 4 edges of outer borders in a table, you need to use the "frame" attribute, which offer the following options: <table border="1" frame="border"> - Turns on all 4 edges. <table border="1" frame="box"&... 2017-05-13, 1423🔥, 0💬

HTML Un-ordered List Item Markers
How To Use Different Markers on Unordered List Items? By default, browsers will use solid dots as the item markers for unordered lists. If you want to change them to something else, like tiny squares, you need to use CSS properties. Here is a tutorial example showing you how to set item markers to b... 2017-05-20, 1412🔥, 0💬

HTML 'table' Tag/Element
What Is a "table" Tag/Element? A "table" element is a block level element that you can use to present information in table of rows and columns. Here are basic rules about "table" elements: "table" elements are block elements. "table" elements can not have empty contents. "table" elements can not hav... 2017-05-20, 1351🔥, 0💬

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