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answered Feb 14, 2014 at 20:28
Most of the time barcode scanners act like a keyboard - they "type" the result. You capture it by either listening to keypress events, or by listening to changes in an input field.
More information on the particular technology used to capture the barcode would be required to answer this question in more detail.
Content Under CC-BY-SA license QR and barcode scanner using HTML and Javascript - Minhaz’s …
Learn how to use the html5-qrcode library to scan different types of 1D and 2D codes in your web applications. See the installation, configuration, and usage examples of the library and its features. See more
Latest: 1. Ability to scan different kinds of 1D codes and 2D codes. 1.1. See all supported formats here. 1.2. Scanned format type and the name returned in the … See more
The library exposes two main classes: 1. Html5QrcodeScanner - Use this to set up end to end scanner with UI, built on top of Html5Qrcode. 1.1. Takes care of … See more
Follow the steps below to integrate QR code or barcode scanning capabilities into your web application: See more
If you want to build your user interface, you can make use of the public APIs exposed by Html5Qrcodeclass: See more
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See all 15 rows on developer.mozilla.orgFORMAT DESCRIPTION aztec A square two-dimensional matrix following ... code_128 A linear (one-dimensional), ... code_39 A linear (one-dimensional), self-checking ... code_93 A linear, continuous symbology with a ...
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