Objects

This section describes the objects associated with the File API.

In this section

TopicDescription

Blob

The Blob object represents a byte sequence similar to a file and provides methods and properties to create or manipulate ranges of binary data.

File

The File object (which inherits from the Blob object) provides read-only informational attributes about a file.

FileError

Note   Internet Explorer 10. This object was supported in pre-release versions of Internet Explorer 10. As of Internet Explorer 10, it is obsolete and DOMError should be used instead. Applications using this object should be updated accordingly.

FileList

The list of files that have been selected by the user.

FileReader

The FileReader object provides methods to asynchronously read a File or Blob, and events to obtain the results of these reads.

FileReaderSync

FileReaderSync object provides methods to synchronously read a File or a Blob.

MSBlobBuilder

The MSBlobBuilder constructor returns an MSBlobBuilder object.

MSStream

Represents binary data in JavaScript.

MSStreamError

Note   Internet Explorer 10. This object was supported in pre-release versions of Internet Explorer 10. As of Internet Explorer 10, it is obsolete and DOMError should be used instead. Applications using this object should be updated accordingly.

MSStreamReader

The MSStreamReader object provides methods to asynchronously read an MSStream object, and events to obtain the read results.

ObjectURLOptions

Provides the oneTimeOnly property for use with the createObjectURL method.

URL

Provides methods that create and revoke Uniform Resource Identifiers (URIs) for Blob, MSStream, and other objects.

 

 

 

Show:
© 2014 Microsoft