目录
目录

Prefer using if null operators.

This rule is available as of Dart 2.4.0.

Rule sets: recommended, flutter

This rule has a quick fix available.

Details

PREFER using if null operators instead of null checks in conditional expressions.

BAD:

v = a == null ? b : a;

GOOD:

v = a ?? b;

Usage

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