import type { FormValue } from "./value.js";
/**
 * An array form value.
 */
export interface FormArray<T extends FormValue | Record<string, FormValue>, TOptional extends boolean = false> extends FormValue {
    type: "array";
    elementType: T;
    /**
     * Whether this array is optional, i.e. allows `undefined` values.
     */
    isOptional: TOptional;
    /**
     * Make this array optional, i.e. allow `undefined` values.
     */
    optional(): FormArray<T, true>;
}
/**
 * Create a new array form value.
 */
export declare function array<T extends FormValue | Record<string, FormValue>>(elementType: T): FormArray<T, false>;
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