The [attribute^=value] selector selects elements whose attribute value begins with a given attribute.
Syntax:
[attribute^=value] {
// CSS Property
}
Example: In this example, The CSS selector p[class^="for"] targets <p> elements with a class attribute that starts with "for" and applies a green background color and white text color.
<!DOCTYPE html>
<html>
<head>
<title>
CSS [attribute^="value"] Selector
</title>
<!-- CSS property -->
<style>
p[class^="for"] {
background: green;
color: white;
}
</style>
</head>
<body>
<h2>[attribute^=value] Selector</h2>
<p class="GeeksforGeeks">GeeksforGeeks</p>
<p class="forGeeks">A computer science portal</p>
<p class="Geeks">Sudo GATE</p>
<p class="for">Sudo placement</p>
</body>
</html>
Output:

Supported Browsers: The browser supported by [attribute^=value] selectors are listed below:
- Google Chrome 4.0
- Internet Explorer 7.0
- Firefox 3.5
- Safari 3.2
- Opera 9.6