Home Web Front-end JS Tutorial Instructions for using the buffer.Buffer.isBuffer method in node.js_node.js

Instructions for using the buffer.Buffer.isBuffer method in node.js_node.js

May 16, 2016 pm 04:27 PM
node.js

Method description:

Detect whether the target is a buffer object. Will return true or false.

Grammar:

Copy code The code is as follows:

Buffer.isBuffer(obj)

Receive parameters:

obj The object being detected.

Example:

Copy code The code is as follows:

var b = new Buffer(50);

var c = b.toString('base64',0,10);

var d = Buffer.isEncoding('base64');

var e = Buffer.isBuffer(b);

console.log(d);                           //Return false

console.log(e); //Return true

Source code:

Copy code The code is as follows:

// Static methods
Buffer.isBuffer = function isBuffer(b) {
Return util.isBuffer(b);
};
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