selector-pseudo-class-case

Warning

This rule is deprecated and will be removed in the future. See the migration guide.

Specify lowercase or uppercase for pseudo-class selectors.

  a:hover {}
/** ↑
 * This pseudo-class selector */

The fix option can automatically fix all of the problems reported by this rule.

Options

string: "lower"|"upper"

"lower"

The following patterns are considered problems:

a:Hover {}

a:hOvEr {}

a:HOVER {}

:ROOT {}

:-MS-INPUT-PLACEHOLDER {}

The following patterns are not considered problems:

a:hover {}

:root {}

:-ms-input-placeholder {}

"upper"

The following patterns are considered problems:

a:Hover {}

a:hOvEr {}

a:hover {}

:root {}

:-ms-input-placeholder {}

The following patterns are not considered problems:

a:HOVER {}

:ROOT {}

:-MS-INPUT-PLACEHOLDER {}