If list contains c#

- Check if list contains c#
- If list contains string c#
- If list contains any c#
- Check if list contains value c#
- Check if list contains string c#
- C# if list contains object with value
- Check if list contains duplicates c#
- Check if list contains object c#
- Check if list contains item c#
- Check if list contains int c#
- Check if list contains value c# linq
- Check if list contains index c#
- C# if list contains item with property
- Check if list contains element c# linq
- C# check if list contains object with same values