#selector-pseudo-class-case

Specify lowercase or uppercase for pseudo-class selectors.

指定伪类选择器的大小写。

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

#Options

string: "lower"|"upper"

#"lower"

The following patterns are considered warnings:

以下模式被认为是个警告：

a:Hover {}

a:hOvEr {}

a:HOVER {}

:ROOT {}

:-MS-INPUT-PLACEHOLDER {}

The following patterns are not considered warnings:

以下模式正常：

a:hover {}

:root {}

:-ms-input-placeholder {}

#"upper"

The following patterns are considered warnings:

以下模式被认为是个警告：

a:Hover {}

a:hOvEr {}

a:hover {}

:root {}

:-ms-input-placeholder {}

The following patterns are not considered warnings:

以下模式正常：

a:HOVER {}

:ROOT {}

:-MS-INPUT-PLACEHOLDER {}