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<?php $array1 = array( 'a' => 1, 'b' => 2, ); $array2 = array( 'b' => 22, 'c' => 3, ); var_dump(array_merge($array1, $array2)); var_dump($array1 + $array2); var_dump($array2 + $array1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/egfOO
function name:  (null)
number of ops:  18
compiled vars:  !0 = $array1, !1 = $array2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    6     1        ASSIGN                                                   !1, <array>
   11     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'array_merge'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                         $4      
          7        SEND_VAR                                                 $4
          8        DO_ICALL                                                 
   12     9        INIT_FCALL                                               'var_dump'
         10        ADD                                              ~6      !0, !1
         11        SEND_VAL                                                 ~6
         12        DO_ICALL                                                 
   13    13        INIT_FCALL                                               'var_dump'
         14        ADD                                              ~8      !1, !0
         15        SEND_VAL                                                 ~8
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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