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a guest Aug 20th, 2019 63 Never
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  1. sz = (sizeof foo) / (sizeof foo[0]);
  2.      
  3. main()
  4. {
  5.     int a[]={1,2,3,4,5,6,7}
  6.     int i;
  7.     clrscr();
  8.     for (i=0;i<=((sizeof(a)/sizeof(int));i++)
  9.     {
  10.         puts(a[i]);
  11.     }
  12.     getch();
  13. }
  14.      
  15. int main(int argc, char *argv[]) {    
  16.   NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
  17.   int retVal = UIApplicationMain(argc, argv, nil, nil);
  18.   [pool release];
  19.   return retVal;
  20. }
  21.      
  22. float ptArray[] = {97.8, 92.3, 89.4, 85.7, 81.0, 73.4, 53.0, 42.3, 29.4, 14.1};
  23.  
  24. int x = sizeof(ptArray)/sizeof(ptArray[0]);
  25.  
  26.  NSLog(@"array count = %d", x);
  27. // result: array count = 10
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