- #include <stdio.h>
- #include <ctype.h>
- char *string_uppercase(char *string)
- {
- char *starting_address;
- starting_address = string;
- while (*string)
- toupper(*string++);
- return(starting_address);
- }
- int main(void)
- {
- char *title = "Jamsa's 1001 C/C++ Tips";
- char *string;
- string = string_uppercase(title);
- printf("%s\n", string);
- printf("%s\n", string_uppercase("Arrays and Pointers"));
- return 1;
- }
来源: http://www.phpxs.com/code/1004070/