How to generate QR-code and how to read it
Technologies / / December 19, 2019
You've probably seen the advertisements, banners or business cards with QR-codes, which are sewn in URLs, phone numbers, plain text and even SMS messages. We explain how to create such a code and how to read them.
QR abbreviation derived from the English. quick response, which translates as "quick response." The main advantage of the QR-code - easy recognition scanning equipment (including mobile phone camera).
Maximum number of characters that can fit into a single QR-code: the numbers - 7089, the numbers and letters (including Cyrillic) - 4296, binary code - 2953 byte characters - 1817.
How to create a QR-Code
To generate a QR-code for the site, business cards, advertising or just for fun, use one of the following services:
- qrcoder.ru
- qrcc.ru
-
qr-code-generator.com
This service allows you to generate dynamic QR-code, which can be changed at any time. -
qrmania.ru
Here you can create a color QR-code, and immediately ordered his print on a T-shirt, bag, icon or magnet. -
creambee.ru
You can create a color QR-code or gradient, with a logo or a picture-background.
The algorithm for creating the code is the same for all services:
- Specify what you want to "sew" in the QR-code: URL, text, phone number or SMS. From this choice depends on the scanner's software on your phone will do with this information after the scan: open a browser, calls or open the editing program SMS-messages.
- Enter data.
- Generate code for the desired size and color.
How to read a QR-code
Set reading of QR-codes application:
Price: Free
Price: Free
smartphone camera will scan the QR-code, as the program recognizes the code and perform hardwired in the code action.