關於「C# using try catch」標籤，搜尋引擎有相關的訊息討論：

try-catch - C# Reference - Microsoft Learnlearn.microsoft.com › ... › Language reference › KeywordsHow to: Use the Try-Catch Block to Catch Exceptions | Microsoft Learnlearn.microsoft.com › Learn › .NET › .NET fundamentalsException Handling in C# - TutorialsTeacherwww.tutorials