import { NativeElement } from '@nonoun/native-core';
/**
 * Content panel associated with a tab, shown when its tab is selected.
 * @attr {string} value - Value matching the corresponding tab
 */
export declare class NTabPanel extends NativeElement {
    #private;
    static observedAttributes: string[];
    constructor();
    get value(): string;
    set value(val: string);
    attributeChangedCallback(name: string, old: string | null, val: string | null): void;
}
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