import type { ObjectOf } from "../Types";
declare class Str {
    protected static studlyCache: ObjectOf<string>;
    static plural(value: string, count?: number): string;
    static ucfirst(value: string): string;
    static snake(value: string, glue?: string): string;
    static contains(haystack: string, needles: string | string[]): boolean;
    static is(pattern: string | string[], value: string): boolean;
    static random(length?: number): string;
    /**
     * Convert a value to studly caps case.
     */
    static studly(value: string): string;
}
export default Str;