Unclear how to use built-in validators in System.Commandline

[piskov]

Describe the issue or suggestion

https://learn.microsoft.com/en-us/dotnet/standard/commandline/how-to-customize-parsing-and-validation#validators

For the love of me I don't understand where and how to add them.

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Document Details

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• ID: ecee34c7-34f7-05b1-4cdd-88ce021c3fb9
• Version Independent ID: 1b860494-ce44-35a3-388f-d7f106294b8c
• Platform ID: 0348dc8c-e8eb-9438-322d-a86638a651e6
• Content: How to customize parsing and validation in System.CommandLine - .NET
• Content Source: docs/standard/commandline/how-to-customize-parsing-and-validation.md
• Service: dotnet-fundamentals
• GitHub Login: @gewarren
• Microsoft Alias: gewarren