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<?php $a = ['properties' => ['test']]; $b = ['activities' => [1]]; array_push($a['properties'], $b); var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fMi2V
function name:  (null)
number of ops:  11
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    5     2        INIT_FCALL                                               'array_push'
          3        FETCH_DIM_W                                      $4      !0, 'properties'
          4        SEND_REF                                                 $4
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                                 
    6     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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