fsPromises.mkdir(path[, options])
- 
返回:<Promise> 成功后,如果
recursive为false,则使用undefined履行;如果recursive为true,则使用创建的第一个目录路径履行。¥Returns: <Promise> Upon success, fulfills with
undefinedifrecursiveisfalse, or the first directory path created ifrecursiveistrue. 
异步地创建目录。
¥Asynchronously creates a directory.
可选的 options 参数可以是指定 mode(权限和粘性位)的整数,也可以是具有 mode 属性和 recursive 属性(指示是否应创建父目录)的对象。当 path 是已存在的目录时,调用 fsPromises.mkdir() 仅在 recursive 为 false 时才导致拒绝。
¥The optional options argument can be an integer specifying mode (permission
and sticky bits), or an object with a mode property and a recursive
property indicating whether parent directories should be created. Calling
fsPromises.mkdir() when path is a directory that exists results in a
rejection only when recursive is false.
import { mkdir } from 'node:fs/promises';
try {
  const projectFolder = new URL('./test/project/', import.meta.url);
  const createDir = await mkdir(projectFolder, { recursive: true });
  console.log(`created ${createDir}`);
} catch (err) {
  console.error(err.message);
}const { mkdir } = require('node:fs/promises');
const { join } = require('node:path');
async function makeDirectory() {
  const projectFolder = join(__dirname, 'test', 'project');
  const dirCreation = await mkdir(projectFolder, { recursive: true });
  console.log(dirCreation);
  return dirCreation;
}
makeDirectory().catch(console.error);