The Blob constructor.
new Blob(array, options?)
array
An array of objects in the blob.
Can be a mixture of strings, ArrayBuffers, TypedArrays, DataViews, and Blobs.
If the array contains any other type of object, it will be converted to a string.
options optional
An object with the following property:
type
A string describing the media type of the blob.
A new Blob object.
let blob = new Blob(['one', new Uint8Array([32]), 'two'], {type: 'text/plain'})
blob.textSync()
"one two"