function promises.truncate Usageimport { promises } from "node:fs"; const { truncate } = promises; truncate(path: PathLike, len?: number): Promise<void> Truncates (shortens or extends the length) of the content at path to lenbytes. Truncates (shortens or extends the length) of the content at path to lenbytes. Parameters path: PathLike optional len: number = 0 Return Type Promise<void> Fulfills with undefined upon success.