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<?php $a = []; $b = ["item_data"=>[a,b,c]]; $c = ["item_data"=>[d,e,f]]; $d = array_merge($a,$b,$c); var_dump($d);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YbGVk
function name:  (null)
number of ops:  27
compiled vars:  !0 = $a, !1 = $b, !2 = $c, !3 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        FETCH_CONSTANT                                   ~5      'a'
          2        INIT_ARRAY                                       ~6      ~5
          3        FETCH_CONSTANT                                   ~7      'b'
          4        ADD_ARRAY_ELEMENT                                ~6      ~7
          5        FETCH_CONSTANT                                   ~8      'c'
          6        ADD_ARRAY_ELEMENT                                ~6      ~8
          7        INIT_ARRAY                                       ~9      ~6, 'item_data'
          8        ASSIGN                                                   !1, ~9
    4     9        FETCH_CONSTANT                                   ~11     'd'
         10        INIT_ARRAY                                       ~12     ~11
         11        FETCH_CONSTANT                                   ~13     'e'
         12        ADD_ARRAY_ELEMENT                                ~12     ~13
         13        FETCH_CONSTANT                                   ~14     'f'
         14        ADD_ARRAY_ELEMENT                                ~12     ~14
         15        INIT_ARRAY                                       ~15     ~12, 'item_data'
         16        ASSIGN                                                   !2, ~15
    5    17        INIT_FCALL                                               'array_merge'
         18        SEND_VAR                                                 !0
         19        SEND_VAR                                                 !1
         20        SEND_VAR                                                 !2
         21        DO_ICALL                                         $17     
         22        ASSIGN                                                   !3, $17
    6    23        INIT_FCALL                                               'var_dump'
         24        SEND_VAR                                                 !3
         25        DO_ICALL                                                 
         26      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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