fun Select.selectOptGroup(label: String, options: List<StringPair>? = null, maxOptions: Int? = null, disabled: Boolean = false, classes: Set<String> = setOf(), init: (SelectOptGroup.() -> Unit)? = null): SelectOptGroup
fun SelectInput.selectOptGroup(label: String, options: List<StringPair>? = null, maxOptions: Int? = null, disabled: Boolean = false, classes: Set<String> = setOf(), init: (SelectOptGroup.() -> Unit)? = null): SelectOptGroup
DSL builder extension function.
It takes the same parameters as the constructor of the built component.