Dart Beginners Course - Tutorial #08: Null Safety
This is the eight chapter of my Complete Dart Course.
Buy the full course here for a discounted price: https://nnbd.me/dart
CONTENTS
00:00 - Intro
00:29 - Introduction to Null Safety
03:19 - Nullable and non-nullable variables
06:18 - Flow Analysis: Promotion and Definite Assignment
09:49 - The assertion operator
12:01 - The if-null operator
14:32 - Null Safety with type inference
15:59 - Null Safety with collections
18:25 - The conditional access operator & the billion dollar mistake
21:45 - Wrap Up
Supporting GitHub project: https://github.com/bizz84/dart-course-materials
Complete Dart Course (with discounted price): https://nnbd.me/dart
Happy Coding!
Видео Dart Beginners Course - Tutorial #08: Null Safety канала Andrea Bizzotto
Buy the full course here for a discounted price: https://nnbd.me/dart
CONTENTS
00:00 - Intro
00:29 - Introduction to Null Safety
03:19 - Nullable and non-nullable variables
06:18 - Flow Analysis: Promotion and Definite Assignment
09:49 - The assertion operator
12:01 - The if-null operator
14:32 - Null Safety with type inference
15:59 - Null Safety with collections
18:25 - The conditional access operator & the billion dollar mistake
21:45 - Wrap Up
Supporting GitHub project: https://github.com/bizz84/dart-course-materials
Complete Dart Course (with discounted price): https://nnbd.me/dart
Happy Coding!
Видео Dart Beginners Course - Tutorial #08: Null Safety канала Andrea Bizzotto
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26 октября 2020 г. 12:34:39
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