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Instructions for using the fs.readlink method in node.js_node.js

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Release： 2016-05-16 16:26:07
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Method description:

Read the link asynchronously.

Grammar:

Copy code The code is as follows:

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

Since this method belongs to the fs module, the fs module needs to be introduced before use (var fs= require(“fs”) )

Receive parameters:

path Path

callback callback, passing 2 parameters, exception err and link string returned by linkString

Source code:

Copy 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);
};
Related labels：
node.js
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