Let's learn flutter together

Dear friends, this will be my first vlog experience. Sorry if I have typos. I will do my work on DartPad.After typing DartPad on the internet, we enter the first page and if the screen shown in the picture does not appear, you are on the wrong site.

Let's start by learning about variables.

1- Variables

As an example, let's write how many apples we have in a notebook. Let's assume that we have 30 apples. Now let's write this on the DartPad.