prefer_null_aware_operators
Prefer using null
-aware operators.
This rule is available as of Dart 2.2.
Rule sets: recommended, flutter
This rule has a quick fix available.
Details
#PREFER using null
-aware operators instead of null
checks in conditional expressions.
BAD:
dart
v = a == null ? null : a.b;
GOOD:
dart
v = a?.b;
Usage
#To enable the prefer_null_aware_operators
rule, add prefer_null_aware_operators
under linter > rules in your analysis_options.yaml
file:
analysis_options.yaml
yaml
linter:
rules:
- prefer_null_aware_operators
Unless stated otherwise, the documentation on this site reflects Dart 3.5.4. Page last updated on 2024-07-03. View source or report an issue.