Just use Buffer.compare(). It has been available since Node.js 0.12.
Node.js
Buffer.compare()ponyfill
$ npm install --save buf-compare
var bufCompare = require('buf-compare');
bufCompare(new Buffer('a'), new Buffer('a'));
//=> 0
bufCompare(new Buffer('a'), new Buffer('b'));
//=> -1See the Buffer.compare() docs.
- buffer-equals - Node.js
buffer.equals()ponyfill - buf-indexof - Node.js
buffer.indexOf()ponyfill
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