Instructions for using the fs.fstatSync method in node.js

Method description:

Synchronized version of fstat().

The method returns a stat array object, including the following information: (The following information is the file information read in the case, non-default value)

Copy code The code is as follows:

{
 
 dev : 0 ,
 
 mode : 33206 ,
 
 nlink : 1 ,
 
 uid : 0 ,
 
 gid : 0 ,
 
 rdev : 0 ,
 
 ino : 0 ,
 
 size : 378(字节) ,
 
 atime : Tue Jun 10 2014 13:57:13 GMT +0800

Syntax:

Copy the code The code is as follows:

fs.fstatSync(fd)

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

Receive parameters:

fd File descriptor

Example:

Copy codeThe 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:

Copy code The code is as follows:

fs.fstatSync = function(fd) {
  return binding.fstat(fd);
};