id-class-style
This rule is deprecated and will be removed in LintHTML v1. Use the rules id-style and class-style instead.
A format specifier, or false. If set, ids and classes must fit the given format.
May be overridden by class-style for classes and id-style for ids.
Possible values :
"lowercase": Consists of lowercase letters"underscore": Lowercase and underscore-separated"dash": Lowercase and separated by hyphens"camel": camelCase (or CamelCase)"bem": The BEM (block, element, modifier) syntax