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C# – How to use format strings with string interpolation

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Interpolated strings have the following structure: {variable:format}. Typically you exclude the format, so they normally look like this: $”My name is {name}”. Here’s how to use format strings with an interpolated string: This outputs the following: This is the equivalent of using string.Format() like this: Read more about why you should use string interpolation instead … Read more

Error: Attribute constructor has an invalid parameter type

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Problem When you try to pass in an attribute constructor parameter to a custom attribute, you get one of the following compiler errors: Error CS0181 Attribute constructor parameter has type ‘Color’ which is not a valid attribute parameter type Error CS0655 ‘Color’ is not a valid named attribute argument because it is not a valid … Read more