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  1. #include <stdio.h>
  2.  
  3. typedef void (*FunPtr)(int a, float b);
  4.  
  5. void foo(int a, float b) {
  6. 	printf("FOO : %d %f\n", a, b);
  7. }
  8.  
  9. void bar(int a, float b) {
  10. 	printf("BAR : %d %f\n", a, b);
  11. }
  12.  
  13. void assign(int n, FunPtr *ptr) {
  14.     if (n == 0) {
  15.     	*ptr = foo;
  16.     } else {
  17.     	*ptr = bar;
  18.     }
  19. }
  20.  
  21. int main(void) {
  22. 	FunPtr f;
  23. 	assign(0, &f);
  24. 	f(10, 20.5);
  25. 	assign(1, &f);
  26. 	f(10, 20.5);
  27. 	return 0;
  28. }
Success #stdin #stdout 0s 2112KB
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stdin
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Standard input is empty
stdout
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FOO : 10 20.500000
BAR : 10 20.500000
https://ideone.com/Vgpb7g
language:
C99 (gcc 8.3)
created:
9 years ago
visibility:
public

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