/**
 * Splits a string into an array of substrings based on a specified separator.
 *
 * @since 1.0.0
 *
 * @param {string} [str=''] - The string to be split.
 * @param {string | RegExp} separator - Specifies the character(s) to use for separating the string.
 * @param {number} limit - A non-negative integer specifying the number of splits.
 *
 * @returns {string[]} - An array of substrings.
 *
 * @example
 * split('a,b,c,d', ',', 2); // => ['a', 'b']
 */
declare const split: (str: string | undefined, separator: string | RegExp, limit: number) => string[];
export default split;