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is-buffer travis npm downloads javascript style guide

Determine if an object is a <a href="http://nodejs.org/api/buffer.html"><tt>Buffer</tt></a> (including the <a href="https://github.com/feross/buffer">browserify Buffer</a>)

saucelabs

Why not use <tt>Buffer.isBuffer</tt>?

This module lets you check if an object is a Buffer without using Buffer.isBuffer (which includes the whole buffer module in browserify).

It's future-proof and works in node too!

install

npm install is-buffer

usage

var isBuffer = require('is-buffer')
isBuffer(new Buffer(4)) // true
isBuffer(undefined) // false
isBuffer(null) // false
isBuffer('') // false
isBuffer(true) // false
isBuffer(false) // false
isBuffer(0) // false
isBuffer(1) // false
isBuffer(1.0) // false
isBuffer('string') // false
isBuffer({}) // false
isBuffer(function foo () {}) // false

license

MIT. Copyright (C) Feross Aboukhadijeh.