import { Readable } from "stream";
import { WorkBook } from "xlsx";
export declare function parseBoolean(src: any): boolean;
export declare function parseFloat(src: any): number;
export declare function parseInt(src: any): number;
export declare function parseIntArray(src: any): number[];
export declare function parseString(src: any): string;
export declare function readInput(source: string | Readable | ReadableStream | Blob): Promise<WorkBook>;
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