What is optional binding in Swift?

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Tags

1. #tries
2. #which
3. #swift
4. #binding
5. #value
6. #chaining
7. #assign
8. #array
9. #constant
10. #given
11. #feature
12. #example
13. #contain
14. #users
15. #string
16. #variable
17. #following
18. #optional