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JS & DOM Reference

Overview

JavaScript Objects

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Core DOM Objects

DOM Node DOM NodeList DOM NamedNodeMap DOM Document DOM Element DOM Attr

HTML DOM Objects

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tr rowIndex Property

tr Object

Definition and Usage

The rowIndex property returns the position of a row in the rows collection of a table.

Syntax

Return the rowIndex property:

trObject.rowIndex

Tip: There is no default value for the rowIndex property.

Browser Support

The rowIndex property is supported in all major browsers.

Example

Alert the position of the rows in the table's rows collection:

<html>
<head>
<script>
function displayResult(x)
{
alert("Row index is: " + x.rowIndex);
}
</script>
</head>
<body>

<table border="1">
<tr onclick="displayResult(this)">
    <td>Click to show rowIndex</td>
</tr>
<tr onclick="displayResult(this)">
    <td>Click to show rowIndex</td>
</tr>
<tr onclick="displayResult(this)">
    <td>Click to show rowIndex</td>
</tr>
</table>

</body>
</html>

Try it yourself »

tr Object