/**
* Get the count of `substring` in `value`.
* @param value Content to search in. Will be coerced to string.
* @param substring Substring to look for, typically one character.
* @returns Count of `substring`s in `value`.
* @throws {TypeError} When substring is not a string or is empty.
*/
declare const countOccurrences: (value: unknown, substring: string) => number;
export { countOccurrences };