export declare class IxSelectItemLabelChangeEvent extends CustomEvent<{
    oldValue: string;
    newValue: string;
}> {
    constructor(detail: {
        oldValue: string;
        newValue: string;
    });
}
export declare class IxSelectItemValueChangeEvent extends CustomEvent<{
    oldValue: string;
    newValue: string;
}> {
    constructor(detail: {
        oldValue: string;
        newValue: string;
    });
}