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File API

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Blob Interface

result IDL attributes / methods returned interface returned value
unknown Blob
unknown Blob.size
unknown Blob.type
slice Blob into byte-ranged chunks
unknown Blob.slice()

File Interface

result IDL attributes / methods returned interface returned value
unknown File
unknown File.name
unknown File.lastModifiedDate

FileReader Interface

result IDL attributes / methods returned interface returned value
unknown FileReader
async read methods
unknown FileReader.readAsArrayBuffer()
unknown FileReader.readAsBinaryString()
unknown FileReader.readAsText()
unknown FileReader.readAsDataURL()
unknown FileReader.abort()
states
unknown FileReader.EMPTY
unknown FileReader.LOADING
unknown FileReader.DONE
unknown FileReader.readyState
File or Blob data
unknown FileReader.result
result IDL attributes / methods returned interface returned value
file data
unknown FileReader.error

FileError Interface

result IDL attributes / methods returned interface returned value
unknown FileError
File error codes / Found in DOMException
unknown FileError.NOT_FOUND_ERR
unknown FileError.SECURITY_ERR
unknown FileError.ABORT_ERR
Added by this specification
unknown FileError.NOT_READABLE_ERR
unknown FileError.ENCODING_ERR
unknown FileError.code

Creating and Revoking a Blob URI

result IDL attributes / methods returned interface returned value
unknown window.createObjectURL()
unknown window.revokeObjectURL()