addClass

JS
1.1
@DeprecatedSinceKotlin("1.4") fun Element.addClass(
    vararg cssClasses: String
): Boolean

(source)
Deprecated: This API is moved to another package, use 'kotlinx.dom.addClass' instead.

Adds CSS class to element. Has no effect if all specified classes are already in class attribute of the element

Return true if at least one class has been added