The abort method aborts the read operation. Upon return, the readyState will be DONE. 
 The abort method aborts the read operation. Upon return, the readyState will be DONE. 
js
abort()
None.
None (undefined).
| Specification | 
|---|
| File API  # abort  | 
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
abort | 
6 | 12 | 3.6 | 10 | 11 | 6 | 3 | 18 | 32 | 11 | 6 | 1.0 | 
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    https://developer.mozilla.org/en-US/docs/Web/API/FileReader/abort