types/external-prog.c - Et program med en global variabel gv. | Lektion 8 - slide 25 : 29 Program 2 |
// In file external-prog.c #include <stdio.h> int gv = 5; // A global variable. // The definition which allocates storage. // Storage class external per default. void h(void); void f (void){ // ... gv += 2; // ... } void g (void){ // ... printf("The global variable gv = %d\n", gv ); // ... } int main(void) { // gv is 5 f(); // 7 h(); // 8 g(); return 0; }