Element.GetElementsByClassName

Element.GetElementsByClassName method

Returns HTMLCollection object containing all the elements within element that have all the classes specified in argument.

public HTMLCollection GetElementsByClassName(string classNames)

Parameter	Type	Description
classNames	String	The string string that contains an unordered set of unique space-separated tokens representing classes (class names)

Return Value

An HTMLCollection object is an array-like list of elements.

Remarks

Refer to official spec.

You may also be interested in documentation.

You can download the complete examples and data files from GitHub.

Examples

# HTML source content
<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Title</title>
</head>
<body>
<div id="divElementContainerId">
	<p class="pStyle">The paragraph styled pStyle class content...</p>
	<p>The second paragraph content...</p>
	<p>The third paragraph content...</p>
	<div class="pStyle">The div element styled pStyle class...</div>
</div>
</body>
</html>

# C# code
using System;
using Aspose.Html;
using Aspose.Html.Collections;
using Aspose.Html.Dom;
...
using (var document = new HTMLDocument(inputHtmlPath))
{
	// User code goes here

	Element container = document.GetElementById("divElementContainerId");
	HTMLCollection htmlCollection = container.GetElementsByClassName("pStyle");

	Console.WriteLine($"Found: {htmlCollection.Length}");
	foreach (Element element in htmlCollection)
	{
		Console.WriteLine(element.InnerHTML);
	}

	// User code goes here
}

*inputHtmlPath - user input html file path.

Console output

Found: 2

The paragraph styled pStyle class content…

The div element styled pStyle class…