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is-buffer

is-buffer travis npm downloads

Determine if an object is a Buffer (including the browserify Buffer)

saucelabs

Why not use Buffer.isBuffer?

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.