import * as pulumi from "@pulumi/pulumi";
/**
 * Combines two or more lists into a single list.
 */
export declare function concat(args: ConcatArgs, opts?: pulumi.InvokeOptions): Promise<ConcatResult>;
export interface ConcatArgs {
    input: any[][];
}
export interface ConcatResult {
    readonly result: any[];
}
/**
 * Combines two or more lists into a single list.
 */
export declare function concatOutput(args: ConcatOutputArgs, opts?: pulumi.InvokeOutputOptions): pulumi.Output<ConcatResult>;
export interface ConcatOutputArgs {
    input: pulumi.Input<pulumi.Input<any[]>[]>;
}