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<?php $arr1 = ["apple" => "bla", "peer" => "bleh"]; $arr2 = ["apple" => "foo", "bar" => "baz"]; $totalKeys = array_merge(array_keys($arr1), array_keys($arr2));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pRW2B
function name:  (null)
number of ops:  14
compiled vars:  !0 = $arr1, !1 = $arr2, !2 = $totalKeys
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        INIT_FCALL                                               'array_merge'
          3        INIT_FCALL                                               'array_keys'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $5      
          6        SEND_VAR                                                 $5
          7        INIT_FCALL                                               'array_keys'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $6      
         10        SEND_VAR                                                 $6
         11        DO_ICALL                                         $7      
         12        ASSIGN                                                   !2, $7
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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