export declare class TextAreaMetadata {
    private textareaJsonObject;
    type: string;
    key: string;
    value: string;
    value$: string;
    label: string;
    label$: string;
    hint: string;
    hint$: string;
    placeholder: string;
    placeholder$: string;
    disabled: boolean;
    disabled$: string;
    visible: boolean;
    visible$: string;
    required: boolean;
    required$: string;
    readonly: boolean;
    readonly$: string;
    autocomplete: boolean;
    spellcheck: boolean;
    maxlength: number;
    validationError: string;
    validationError$: string;
    tabindex: number;
    order: number;
    constructor(textareaJsonObject: any);
}