edX: - HarvardX: CS50x3 Introduction to Computer Science - week 2 Continue

Strings and arrays are covered. At the end is a humorous clip from the movie " Spaceballs".






string - char
strlen needs string.h library
not enough memory
null if something goes wrong
check for null
ASCII
integer to char
capitalize
ctype library functions - toupper and islower
https://reference.cs50.net/   info for functions in libraries
arrays
strings end with \0

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