I'm getting confused here, I want to pass a character array to rfile() and argv[] happens to be an array of character arrays, so argv[i + 1] should return the pointer to the first element of said ...

I'm working on a small project here, and need to change all spaces in a char array to underscores. Meaning that "One Two Three" is changed to "One_Two_Three".Currently, I'm using a function I ...