String methods with StringComparison / CultureInfo

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https://docs.microsoft.com/en-us/dotnet/api/system.string.replace?view=net-5.0#System_String_Replace_System_String_System_String_System_StringComparison_

https://docs.microsoft.com/en-us/dotnet/api/system.string.indexof?view=net-5.0#System_String_IndexOf_System_Char_System_StringComparison_

And others