selectOptGroup

fun Select.selectOptGroup(label: String, options: List<StringPair>? = null, maxOptions: Int? = null, disabled: Boolean = false, classes: Set<String>? = null, className: String? = null, init: SelectOptGroup.() -> Unit? = null): SelectOptGroup
fun SelectInput.selectOptGroup(label: String, options: List<StringPair>? = null, maxOptions: Int? = null, disabled: Boolean = false, classes: Set<String>? = null, className: String? = null, init: SelectOptGroup.() -> Unit? = null): SelectOptGroup

DSL builder extension function.

It takes the same parameters as the constructor of the built component.