Validate Input with TryParse
Parse user input without using exceptions for ordinary validation.
View lesson →C# 演習
25 個の実行可能な演習で C# と .NET を練習します。
Try C# online25 lessons
Pattern Matching Classifier
Classify mixed values with property and relational patterns.
View lesson →Custom Domain Exception
Create and catch an exception that expresses a business failure.
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