Why do we use getch?

Related questions

1. How do you define a variable in Matlab?
2. What is Fopen?
3. How do you Scanf a float?
4. How do you break a for loop in Matlab?
5. What is the difference between Getch and return 0?
6. Does Scanf ignore whitespace?
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Tags

1. #execution
2. #primary
3. #holding
4. #which
5. #reads
6. #simply
7. #until
8. #enters
9. #input
10. #single
11. #program
12. #getch
13. #effect
14. #inputted
15. #purpose
16. #character
17. #programming