Flutter tutorials and courses by Andrea Bizzotto

Dart Beginners Course - Tutorial #08: Null Safety

This is the eight chapter of my Complete Dart Course.


  • Introduction to Null Safety
  • Nullable and non-nullable variables
  • Flow Analysis: Promotion and Definite Assignment
  • The assertion operator
  • The if-null operator
  • Null Safety with type inference
  • Null Safety with collections
  • The conditional access operator & the billion dollar mistake

    Here's the supporting GitHub project.

    You can view all the details here: Complete Dart Course

    Happy Coding!

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