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<?php $ao = new ArrayObject(['a' => 'b']); var_dump(current($ao));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kZidu
function name:  (null)
number of ops:  11
compiled vars:  !0 = $ao
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $1      'ArrayObject'
          1        SEND_VAL_EX                                                  <array>
          2        DO_FCALL                                          0          
          3        ASSIGN                                                       !0, $1
    5     4        INIT_FCALL                                                   'var_dump'
          5        INIT_FCALL                                                   'current'
          6        SEND_VAR                                                     !0
          7        DO_ICALL                                             $4      
          8        SEND_VAR                                                     $4
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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