If list is not null
- If list is not null python
- If list is not null c#
- Check if list is not null or empty java
- Check if list is not null
- Check if list is not null or empty c#
- Foreach if list is not null c#
- Java stream if list is not null
- Java 8 check if list is not null and empty
- C# add to list if value is not null
- Check if list is not null python