public static string first_last(string ustr)
{
return ustr.Length > 1 ? ustr.Substring(ustr.Length - 1) + ustr.Substring(1, ustr.Length - 2) + ustr.Substring(0, 1) : ustr;
}
I am trying to learn C# syntax.
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Mark Schultheiss
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That's the [ternary conditional operator](https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/operators/conditional-operator). – D M Mar 29 '22 at 15:04
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It's one operator, the [ternary conditional operator](https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/operators/conditional-operator) – Mathias R. Jessen Mar 29 '22 at 15:04
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The comma's separate parameters being passed to those methods – Mark Schultheiss Mar 29 '22 at 15:04