Passing char pointer in C

Question

Okay so I am trying to pass a char pointer to another function. I can do this with an array of a char but cannot do with a char pointer. Problem is I don\'t know the size of

Answer 1

first declare funtion......like this

 #include
 void function_call(char s)

next write main code.....

void main()
{
    void (*pnt)(char);  //  pointer function declaration....
    pnt=&function_call;  //    assign address of function
    (*pnt)('b');   //   call funtion....
}