CSS [attribute^=value] Selector

Set a background color on all <div> elements that have a class attribute value that begins with "test":

div[class^="test"] {
background: #ffff00;
}

More "Try it Yourself" examples below.

Definition and Usage

The [attribute^=value] selector matches every element whose attribute value begins with a specified value.

Version:	CSS3

The numbers in the table specifies the first browser version that fully supports the selector.

Selector
[attribute^=value]	4.0	7.0	3.5	3.2	9.6

attribute ^= value {
css declarations;
} Demo

Set a background color on all elements that have a class attribute value that begins with "test":

[class^="test"] {
background: #ffff00;
}