export declare const isNotEmpty: (value?: any) => boolean;
export declare const wait: (timeoutMs: number) => Promise<(string | null)[]>;
export declare const isFloat: (value: string) => boolean;
export declare const findParentWithClass: (className: string, child: Node) => HTMLElement | null;
export declare const hasParentClass: (className: string, child: Node) => boolean;
export declare const stringByteLengthIsInvalid: (str: string, maxBytes: number) => boolean;
export declare const fnOrVar: (fn: any, param?: any) => any;
export declare const sanitiseFileName: (filename: string) => string;