Creates a new Blob object containing a concatenation of the given sources.
{ArrayBuffer}, {TypedArray}, {DataView}, and {Buffer} sources are copied into the 'Blob' and can therefore be safely modified after the 'Blob' is created.
String sources are also copied into the Blob.
Optional options: BlobOptionsReadonly sizeThe total size of the Blob in bytes.
v15.7.0, v14.18.0
Readonly typeThe content-type of the Blob.
v15.7.0, v14.18.0
Returns a promise that fulfills with an ArrayBuffer containing a copy of
the Blob data.
v15.7.0, v14.18.0
Creates and returns a new Blob containing a subset of this Blob objects
data. The original Blob is not altered.
v15.7.0, v14.18.0
Optional start: numberThe starting index.
Optional end: numberThe ending index.
Optional type: stringThe content-type for the new Blob
Returns a new (WHATWG) ReadableStream that allows the content of the Blob to be read.
v16.7.0
A
Blobencapsulates immutable, raw data that can be safely shared across multiple worker threads.Since
v15.7.0, v14.18.0