Code Analysis ReferenceAnalyzersRCS1058On this pageRCS1058: Use compound assignmentPropertiesPropertyValueDefault SeverityInfoMinimum language version8.0 (??= operator)ExamplesExample #1diagnostic.csx = x + 2;fix.csx += 2;Example #2diagnostic.csx ?? (x = M())fix.csx ??= M()Applies toExtension for VS 2022Extension for VS CodeExtension for Open VSXPackage Roslynator.Analyzers