LendAndRegret/node_modules/es-toolkit/dist/compat/array/lastIndexOf.d.mts
2026-05-02 17:27:43 +08:00

23 lines
702 B
TypeScript

/**
* Gets the index at which the last occurrence of value is found in array.
*
* @template T
* @param {ArrayLike<T> | null | undefined} array - The array to inspect.
* @param {T} value - The value to search for.
* @param {true | number} [fromIndex] - The index to search from or true to search from the end.
* @returns {number} Returns the index of the matched value, else -1.
*
* @example
* lastIndexOf([1, 2, 1, 2], 2);
* // => 3
*
* lastIndexOf([1, 2, 1, 2], 2, 2);
* // => 1
*
* lastIndexOf([1, 2, 1, 2], 2, true);
* // => 1
*/
declare function lastIndexOf<T>(array: ArrayLike<T> | null | undefined, searchElement: T, fromIndex?: true | number): number;
export { lastIndexOf };