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<?php class MyFilter extends FilterIterator { public function accept() { return true; } } $it = new ArrayIterator(array(1, 2, 3)); $fi = new MyFilter($it); var_dump($it->count()); var_dump($fi->count()); var_dump(count($it)); var_dump(count($fi));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jKOgZ
function name:  (null)
number of ops:  27
compiled vars:  !0 = $it, !1 = $fi
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   NEW                                              $2      'ArrayIterator'
          1        SEND_VAL_EX                                              <array>
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
   12     4        NEW                                              $5      'MyFilter'
          5        SEND_VAR_EX                                              !0
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $5
   14     8        INIT_FCALL                                               'var_dump'
          9        INIT_METHOD_CALL                                         !0, 'count'
         10        DO_FCALL                                      0  $8      
         11        SEND_VAR                                                 $8
         12        DO_ICALL                                                 
   15    13        INIT_FCALL                                               'var_dump'
         14        INIT_METHOD_CALL                                         !1, 'count'
         15        DO_FCALL                                      0  $10     
         16        SEND_VAR                                                 $10
         17        DO_ICALL                                                 
   17    18        INIT_FCALL                                               'var_dump'
         19        COUNT                                            ~12     !0
         20        SEND_VAL                                                 ~12
         21        DO_ICALL                                                 
   18    22        INIT_FCALL                                               'var_dump'
         23        COUNT                                            ~14     !1
         24        SEND_VAL                                                 ~14
         25        DO_ICALL                                                 
         26      > RETURN                                                   1

Class MyFilter:
Function accept:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jKOgZ
function name:  accept
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E > > RETURN                                                   <true>
    8     1*     > RETURN                                                   null

End of function accept

End of class MyFilter.

Generated using Vulcan Logic Dumper, using php 8.0.0


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