dom / latest / barcodedetector / barcodedetector.html /

BarcodeDetector()

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The BarcodeDetector() constructor creates a new BarcodeDetector object which detects linear and two-dimensional barcodes in images.

Syntax

new BarcodeDetector();

Parameters

barcodeDetectorOptions Optional

An options object containing a series of BarcodeFormats to search for in the subsequent detect() calls. The options are:

Examples

This example creates a new barcode detector object, with specified supported formats and tests for browser compatibility.

// create new detector
var barcodeDetector = new BarcodeDetector({formats: ['code_39', 'codabar', 'ean_13']});

// check compatibility
if (barcodeDetector) {
  console.log('Barcode Detector supported!');
} else {
  console.log('Barcode Detector is not supported by this browser.');
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
BarcodeDetector
88
Supported on Chrome OS and macOS only.
83-88
Supported on macOS only.
83
Supported on macOS only.
No
No
69
Supported on macOS only.
No
83
83
No
59
No
13.0

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/BarcodeDetector/BarcodeDetector