函数指针

#include "stdio.h" void function_test(void) { printf("function_test\r\n"); } void main(void) { int a=0; int b=1; int c=2; int d=3; void (*p)(void); p = &function_test; (*p)(); a=b=c=d=1; printf("a=%d b=%d c=%d d=%d \r\n",a,b,c,d); }