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<?php $ar = null; $result = 0; foreach ($ar as $el) { $result += 1; } echo $result;
based on Vc9RR
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/EM4uU
function name:  (null)
number of ops:  9
compiled vars:  !0 = $ar, !1 = $result, !2 = $el
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   ASSIGN                                                   !0, null
   4     1        ASSIGN                                                   !1, 0
   5     2      > FE_RESET_R                                       $5      !0, ->6
         3    > > FE_FETCH_R                                               $5, !2, ->6
   6     4    >   ASSIGN_ADD                                    0          !1, 1
         5      > JMP                                                      ->3
         6    >   FE_FREE                                                  $5
   9     7        ECHO                                                     !1
         8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0