Is your feature request related to a problem? Please describe.
The ISBN is a major feature for managing book libraries. So it should be possible to store it optionally for every book.
Describe the solution you'd like
When adding a book there should be an additional parameter for entering the ISBN of the book. There might be a function to check the validity of the entered number.
Is your feature request related to a problem? Please describe.
The ISBN is a major feature for managing book libraries. So it should be possible to store it optionally for every book.
Describe the solution you'd like
When adding a book there should be an additional parameter for entering the ISBN of the book. There might be a function to check the validity of the entered number.