prefer_if_null_operators

Prefer using ?? operators.

This rule is available as of Dart 2.4.

Rule sets: recommended, flutter

This rule has a quick fix available.

PREFER using ?? operators instead of null checks and conditional expressions.

BAD:

v = a == null ? b : a;

GOOD:

v = a ?? b;

To enable the prefer_if_null_operators rule, add prefer_if_null_operators under linter > rules in your analysis_options.yaml file:

linter:
  rules:
    - prefer_if_null_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.