The Table rows collection is used for returning the collection of all the <tr> elements in a table. The sequence of the <tr> elements are sorted in the same way as their position in the source code.
Syntax
tableObject.rows
Properties
- length : It is used to return the number of <tr> elements in the collection.
Methods
- [index] : It is used for returning the <tr> element from the collection with a specified index.
- item(index) : It is also used for returning the <tr> element from the collection with a specified index.
- namedItem(id) : It is also used for returning the <tr> element from the collection with a specified id.
Below program illustrates the Table rows collection :
Example: Finding out the number of rows in a table.
<!DOCTYPE html>
<html>
<head>
<title>Table rows Collection in HTML
</title>
<style>
table,
td {
border: 1px solid green;
}
h1 {
color: green;
}
h2 {
font-family: Impact;
}
body {
text-align: center;
}
</style>
</head>
<body>
<h1>GeeksforGeeks</h1>
<h2>Table rows Collection</h2>
<p>To return the number of rows in the table,
double-click the "Return Count" button.</p>
<table id="Courses" align="center">
<caption>Courses by Geeksforgeeks</caption>
<tr>
<td>Java</td>
<td>Fork Java</td>
</tr>
<tr>
<td>Python</td>
<td>Fork Python</td>
</tr>
<tr>
<td>Placements</td>
<td>Sudo Placement</td>
</tr>
</table>
<br>
<button ondblclick="tr()">Return Count</button>
<p id="test"></p>
<script>
function tr() {
// number of rows.
var c = document.getElementById(
"Courses").rows.length;
document.getElementById("test").innerHTML =
c + " Rows are present in the table.";
}
</script>
</body>
</html>
|
Output:
Before clicking the button:
After clicking the button:
Supported Browsers:
- Apple Safari
- Internet Explorer
- Firefox
- Google Chrome
- Opera
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Last Updated :
19 Feb, 2019
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