filehandle.close()

• 返回：<Promise> 成功时将使用 undefined 履行。

  ¥Returns: <Promise> Fulfills with undefined upon success.

等待句柄上的任何未决操作完成后，关闭文件句柄。

¥Closes the file handle after waiting for any pending operation on the handle to complete.

import { open } from 'node:fs/promises';

let filehandle;
try {
  filehandle = await open('thefile.txt', 'r');
} finally {
  await filehandle?.close();
} 拷贝