FileReader: error property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨July 2015⁩.

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Note: This feature is available in Web Workers.

The error read-only property of the FileReader interface returns the error that occurred while reading the file.

Value

A DOMException containing the relevant error.

Specifications

Specification
File API>
# dom-filereader-error>

Browser compatibility

See also