成员访问中的问号在 C# 中是什么意思?

It is Null Propagation operator introduced in C# 6, it will call the method only if object this.AnalyzerLoadFailed is not null:this.AnalyzerLoadFailed?.Invoke(this, new AnalyzerLoadFailureEventArgs(AnalyzerLoadFailureEventArgs.FailureErrorCode.NoAnalyzers, null, null));等于:if( this.AnalyzerLoadFailed != null) this.AnalyzerLoadFailed.Invoke(this, new AnalyzerLoadFailureEventArgs(AnalyzerLoadFailureEventArgs.FailureErrorCode.NoAnalyzers, null, null));参见 C# 6.0 – 空传播运算符，您也可以在此处我也曾经在 c# 6 中写过这个即将推出的特性 这里i also once wrote about this upcoming feature in c# 6 here 这篇关于成员访问中的问号在 C# 中是什么意思?的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持！ 上岸，阿里云！