How to determine whether it is a file or a folder in node

In node, you can use the isFile() and isDirectory() methods to determine whether it is a file or a folder. The isFile() method can detect whether it is a regular file and returns "true" if it is; the isDirectory() method can detect whether it is a folder and returns "true" if it is.

The operating environment of this tutorial: windows7 system, nodejs version 12.19.0, DELL G3 computer.

node determines whether the file or folder is opened

var fs = require("fs"); //判断打开的是文件 还是 文件夹 var path = "wen.txt"; fs.stat(path,function(err,stat){ if (err) { console.error(err); throw err; } console.log(stat); console.info(path+"是一个"+stat.isFile()); console.info(path+"是一个"+stat.isDirectory()); }); console.info("打开文件成功··");

Instructions:

isFile( )

• ##Added in: v0.1.10

• Returns:

• If it is a regular file, return true.

isDirectory()

• New in: v10.10.0

• Return:

• If it is a file system directory, return true.

nodejs tutorial! !

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