tolower, toupper Functions in C Programming Video Tutorial for Beginners

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In this C programming language video tutorial / lecture for beginners video series, you will learn about the character related function available in c programming such as tolower() and toupper() functions in detail with example.

You will learn how to convert a character to its lowercase using tolower function, how to convert a character to its uppercase character using toupper function.
Tutorial begins with the syntax of these functions and then explains the usage of them with examples in detail.

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if we will do just with %c for both is it correct?

konceunsac
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Why does it also output the ascii variables?

johngarlandwood
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