Use of fs. fstatSync in node. js _ node. js

This article mainly introduces node. fs. fstatSync method usage instructions. This article introduces fs. fstatSync method description, syntax, receiving parameters, use instances, and implementation source code. For more information, see Method description:

Synchronous version of fstat ().

Method to return an stat array object that contains the following information: (The following information is the file information read in the case, not the default value)

The Code is as follows:

{

Dev: 0,

Mode: 33206,

Nlink: 1,

Uid: 0,

Gid: 0,

Rdev: 0,

Ino: 0,

Size: 378 (bytes ),

Atime: Tue Jun 10 2014 13:57:13 GMT + 0800 <中国标准时间> ,

Mtime: Tue Jun 13 2014 09:48:31 GMT + 0800 <中国标准时间> ,

Ctime: Tue Jun 10 2014 13:57:13 GMT + 0800 <中国标准时间>

}

Syntax:

The Code is as follows:

Fs. fstatSync (fd)

Because this method belongs to the fs module, we need to introduce the fs module (var fs = require ("fs") before use "))

Receiving parameters:

Fd file descriptor

Example:

The Code is as follows:

Var fs = require ('fs ');
Fs.open('content.txt ', 'A', function (err, fd ){
If (err ){
Throw err;
}
Console. log ('file open ');

Var statInfo = fs. fstatSync (fd );
Console. log (statInfo );

Fs. close (fd, function (){
Console. log ('file close ');
})
})

Source code:

The Code is as follows:

Fs. fstatSync = function (fd ){
Return binding. fstat (fd );
};