The result of the expression is always 'true' since a value of type 'DateTime' is never equal to 'null' of type 'DateTime?'

This call site is reachable on all platforms. 'Graphics.MeasureString(string?, Font)' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'FontStyle.Bold' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'Font' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'Brushes.Gray' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'StringFormat' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'FontStyle.Bold' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'Graphics.FillRectangle(Brush, Rectangle)' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'StringAlignment.Center' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)

This call site is reachable on all platforms. 'GraphicsUnit.Pixel' is only supported on: 'windows'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1416)