File API, blobs and FileReaders
suggest changeSyntax
- reader = new FileReader();
Parameters
| Property/Method | Description |
|---|---|
| error | A error that occurred while reading the file. |
| readyState | Contains the current state of the FileReader. |
| result | Contains the file contents. |
| onabort | Triggered when the operation is aborted. |
| onerror | Triggered when an error is encountered. |
| onload | Triggered when the file has loaded. |
| onloadstart | Triggered when the file loading operation has started. |
| onloadend | Triggered when the file loading operation has ended. |
| onprogress | Triggered whilst reading a Blob. |
| abort() | Aborts the current operation. |
| readAsArrayBuffer(blob) | Starts reading the file as an ArrayBuffer. |
| readAsDataURL(blob) | Starts reading the file as a data url/uri. |
| readAsText(blob[, encoding]) | Starts reading the file as a text file. Not able to read binary files. Use readAsArrayBuffer instead. |
Remarks
https://www.w3.org/TR/FileAPI/
Client side csv download using Blob
Selecting multiple files and restricting file types
Get the properties of the file
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