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<?php $array = array("person1" => array(0 => array('k1'=>'v1', 'k2'=>'v2'), 1 => array('k1'=>'v1', 'k2'=>'v2')), "person2" => array(0 => array('k1'=>'v1', 'k2'=>'v2'), 1 => array('k1'=>'v1', 'k2'=>'v2'))); echo reset($array)[0]['k1'];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2Cjpq
function name:  (null)
number of ops:  8
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        INIT_FCALL                                               'reset'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                         $2      
          4        FETCH_DIM_R                                      ~3      $2, 0
          5        FETCH_DIM_R                                      ~4      ~3, 'k1'
          6        ECHO                                                     ~4
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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