Shulou(Shulou.com)06/02 Report--

This article mainly introduces "what happened to the function after entering the compiler". In the daily operation, I believe that many people have doubts about what the function experienced after entering the compiler. The editor consulted all kinds of data and sorted out the simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubt of "what the function experienced after entering the compiler". Next, please follow the editor to study!

I'm a function.

I am a function called str_upper, and I can change the input string from lowercase to uppercase. You see, I look like this:

Char* str_upper (char* str, int len) {char upper [256]; if (len > = 256 | | len ='a'& & str [I]

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