Why do we use substring in C#?

Related questions

1. Is JavaScript case sensitive?
2. Is substring inclusive Java?
3. How does substring () inside string works?
4. Is JavaScript string immutable?
5. What is splice in JavaScript?
6. How do you slice in JavaScript?
7. What is a substring C#?
8. What is primitive and non primitive in JavaScript?
9. How does Substr work?
10. What does substring mean?

Tags

1. #begins
2. #instead
3. #substring
4. #value
5. #method
6. #string
7. #modify
8. #before
9. #specified
10. #extract
11. #returns
12. #startindex
13. #int32
14. #current
15. #instance
16. #position
17. #character