string-to-arraybuffer  

Turn dataURI/base64/plain string into an _ArrayBuffer_.


``js
var str2ab = require('string-to-arraybuffer')

// Plain 'Hello World!'
var abuf1 = str2ab('Hello World!')

// Base-64 'Hello World!'
var abuf2 = str2ab('SGVsbG8sIFdvcmxkIQ%3D%3D')

// Barebones data-uri 'Hello World!'
var abuf3 = str2ab('data:,Hello%2C%20World!')

// Base-64 data-uri 'Hello World!'
var abuf4 = str2ab('data:text/plain;base64,SGVsbG8sIFdvcmxkIQ%3D%3D')
``

$3

* arraybuffer-to-string − represent binary data in string
* data-uri-to-buffer − decode URI string to Buffer.
* to-array-buffer − convert anything to ArrayBuffer.