What is use of guard in Swift?

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Tags

1. #these
2. #program
3. #executes
4. #guard
5. #statement
6. #value
7. #statements
8. #boolean
9. #based
10. #similar
11. #condition
12. #certain
13. #control
14. #which
15. #transfer
16. #scope
17. #unlike
18. #conditions