(Ep 70) Custom Data Validation & Error Messages With Flutter

See how to add some custom validation logic to user inputted data before saving it to firebase. If the user enters some data that isn’t valid we’ll also show them a custom error message as to why.

#flutter #firebase #startup

[moazahmed]

thanks for the update, you may wanna add the logical term being the message "you have saved $amount", maybe add " you can't spend more than your savings" something like that, as you target various types of people, Logical stuff is not fully understood by everyone .