Tilbage til slide -- Tastaturgenvej: 'u'  forrige -- Tastaturgenvej: 'p'  næste -- Tastaturgenvej: 'n'          arrays/array-limitations-3a.c - Illustration af at arrays ikke umiddelbart kan returneres fra en funktion - compiler warnings.Lektion 9 - slide 4 : 30
Program 5

#include <stdio.h>
#define TABLE_SIZE 11

double* f (int n){
  double a[TABLE_SIZE];   // A local array.
  int i;

  // Initializing all elements of a to n:
  for(i = 0; i < TABLE_SIZE; i++)  
    a[i] = (double)n;

  return a;       // Returning local array.
                  // Compiler Warning:
                  // Returns address of a local variable.
}

int main(void) {
  int i;
  double *c;

  c = f(3);       

  // c now refer to a de-allocated array
  // returned from f.

  // Printing elements of returned array.
  // Hoping that all elements are 3:
  for(i = 0; i < TABLE_SIZE; i++)
    printf("After calling f: c[%d] = %f\n", i, c[i]);

  return 0;
}