CSS [attribute=value*] Selector

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

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