What is BAR code scanner? l How to make QR code scanner or BAR code scanner App in MIT App Inventor

In this tutorial I'm going to Explain you abouts What is BAR code scanner? l How to make QR code scanner or BAR code scanner App in MIT App Inventor. This tutorial is in the Hindi language (यह वीडियो हिंदी भाषा में है).
For More Updates Subscribe Now : https://bit.ly/3k8QIzL
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Content Covers:-
1) What is BAR code scanner?
2) How to use BAR code scanner in MIT App Inventor?
3) How to make QR code scanner or BAR code scanner App in MIT App Inventor
4) How to test this App From Mobile?
#mitappinventortutorial #qrcodescannerapp , #AppInventwithBibek #Hindi