What is a QR code?

What is a QR code?

It is a square abstract, which actually contains valuable information, including web addresses.

QR stands for “Quick Response”, rapid response, and it is a code created in 1994 in Japan,

It is a two-dimensional barcode which allows to store text information in the form of image.

The “square” may contain information of any kind, such as:

  • telephone numbers;
  • short texts;
  • web addresses.

Anyone can try to generate the QR code for himself or for the company, there are many websites that offer this service for free.

Com read the QR code?

In trade there are special scanner,

However, now all phones with an integrated camera can read these images simply by installing a special software, and there are several free.

How does it work?

To read a QR code just take a picture of the code and the software will decrypt the information.
If the image in question contains textual information, these can be saved to your phone.

Consider, for example, to business cards, in addition to being original, can store phone number, address, etc.. extremely quickly.

Take, for example, posting advertising an e-commerce with its QR code clearly shown: just take a picture and our phone with a browser, you can instantly reach the site of the company owner.

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