Mega Code Archive
Passing a pointer of a function to another function
<![CDATA[
/*
Beginning C: From Novice to Professional, Fourth Edition
By Ivor Horton
ISBN: 1-59059-735-4
640 pp.
Published: Oct 2006
*/
#include <stdio.h>
int any_function(int(*pfun)(int, int), int x, int y){
return pfun(x, y);
}
int sum(int x, int y){
return x + y;
}
int product(int x, int y){
return x * y;
}
int difference(int x, int y){
return x - y;
}
int main(void){
int a = 10;
int b = 5;
int result = 0;
int (*pf)(int, int) = sum; /* Pointer to sum function */
result = any_function(pf, a, b);
printf("\nresult = %d", result );
result = any_function(product,a, b);
printf("\nresult = %d", result );
printf("\nresult = %d\n", any_function(difference, a, b));
return 0;
}
result = 15
result = 50
result = 5
]]>