BarcodeDetector()
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The BarcodeDetector()
constructor creates a new BarcodeDetector
object which detects linear and two-dimensional barcodes in images.
Syntax
var BarcodeDetector = new BarcodeDetector();
Parameters
- barcodeDetectorOptions Optional
-
An options object containing a series of
BarcodeFormats
to search for in the subsequentdetect()
calls. The options are:-
formats
: AnArray
of barcode formats as strings. To see a full list of supported formats see theBarcode Detection API overview page
.
-
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 |
83
Supported on macOS only.
|
83
Supported on macOS only.
|
No |
No |
Yes
Supported on macOS only.
|
No |
83 |
83 |
No |
Yes |
No |
13.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/BarcodeDetector/BarcodeDetector