readAsDataURL method
Reads a File or Blob object into memory as a data URL string.
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Syntax
var dataUrl = FileReader.readAsDataURL(object);Parameters
Pass one of the following:
- object [in]
-
Type: File or Blob
- dataUrl [out, retval]
-
Type: dataUrl
See below
Return value
Type: dataUrl
See below
Remarks
This method asynchronously starts reading the contents of the specified File or Blob object. When the read operation is complete, the readyState property is set to DONE and the onloadend event is fired. At that time, the result property contains a data URL string that encodes the file's data that was read.
See also
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