What is the difference between substr and Instr?

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Tags

1. #function
2. #character
3. #instr
4. #positions
5. #substr
6. #three
7. #musketeers
8. #string
9. #return
10. #returns
11. #select
12. #numeric
13. #specified
14. #finds
15. #position
16. #starting
17. #section
18. #within