var isexist = fs.existsSync( path ) //当文件或目录存在时,该值为true,当文件或目录不存在时,该值参数为false 2.参数 path:用于指定需要被检查的文件或目录的完整路径及文件名或目录名; callback:用于指定检查文件或目录信息操作完毕时执行的回调函数,该回调函数的语法如下所示: function(exists){ …… } ...
fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.. Latest version: 11.2.0, last published: a year ago. Start using fs-extra in your project by running `npm i fs-extra`. There are
node-fs-extra fs-extra 添加了未包含在 fs 模块中的文件系统方法,并为 fs 方法添加了 promise 支持。 Copy constfs =require('fs-extra')// Async with promises:fs.copy('/tmp/myfile','/tmp/mynewfile') .then(() =>console.log('success!')) .catch(err=>console.error(err))// Async with ...