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

Source: Internet
Author: User
This article mainly introduces node. fs. readlink method usage instructions. This article introduces fs. readlink method description, syntax, receive parameters, use instances, and implement Source Code. For more information, see Method description:

Read links asynchronously.

Syntax:

The Code is as follows:


Fs. readlink (path, [callback (err, linkString)])

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

Receiving parameters:

Path

Callback. Two parameters are passed. The link string returned by the err and linkString exceptions.

Source code:

The Code is as follows:


Fs. readlink = function (path, callback ){
Callback = makeCallback (callback );
If (! NullCheck (path, callback) return;
Binding. readlink (pathModule. _ makeLong (path), callback );
};

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