Update errata.md

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Mark J Price 2022-11-01 17:07:19 +00:00
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If you find any mistakes, then please [raise an issue in this repository](https://github.com/markjprice/cs11dotnet7/issues) or email me at markjprice (at) gmail.com.
- [Page n - Understanding the journey to one .NET and Understanding .NET support](#page-n---understanding-the-journey-to-one-net-and-understanding-net-support)
- [Page n - Formatting using numbered positional arguments](#page-n---formatting-using-numbered-positional-arguments)
- [Page n - Running unit tests using Visual Studio Code](#page-n---running-unit-tests-using-visual-studio-code)
# Page n - Understanding the journey to one .NET and Understanding .NET support
@ -17,6 +18,38 @@ On October 28, 2022, the .NET team changed the name *again*, to [**Standard Term
*Sigh.* Such are the perils of trying to be up-to-date on release day.
# Page n - Formatting using numbered positional arguments
At the end of the section, I say, "The `Write`, `WriteLine`, and `Format` methods can have up to four numbered arguments, named `arg0`,
`arg1`, `arg2`, and `arg3`. If you need to pass more than four values, then you cannot name them, as shown in the following code:"
```cs
// Four parameter values can use named arguments.
Console.WriteLine(
format: "{0} {1} lived in {2}, {3}.",
arg0: "Roger", arg1: "Cevung",
arg2: "Stockholm", arg3: "Sweden");
// Five or more parameter values cannot use named arguments.
Console.WriteLine(
format: "{0} {1} lived in {2}, {3} and worked in the {4} team at {5}.",
"Roger", "Cevung", "Stockholm", "Sweden", "Education", "Optimizely");
```
But the methods can only have up to *three* named arguments. I should have said, "The `Write`, `WriteLine`, and `Format` methods can have up to three numbered arguments, named `arg0`, `arg1`, and `arg2`. If you need to pass more than three values, then you cannot name them, as shown in the following code:"
```cs
// Three parameter values can use named arguments.
Console.WriteLine(
format: "{0} {1} lived in {2}.",
arg0: "Roger", arg1: "Cevung", arg2: "Stockholm");
// Four or more parameter values cannot use named arguments.
Console.WriteLine(
"{0} {1} lived in {2} and worked in the {3} team at {4}.",
"Roger", "Cevung", "Stockholm", "Education", "Optimizely");
```
# Page n - Running unit tests using Visual Studio Code
> Thanks to [kwatsonkairosmgt](https://github.com/kwatsonkairosmgt) for raising this [issue on 27 October 2022](https://github.com/markjprice/cs10dotnet6/issues/106).