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<?php $a = array(1,2,3); $b = array(3,4,5); $c = array_merge($a, $b); var_export($a); echo "\n"; var_export($b); echo "\n"; var_export($c); echo "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0elLT
function name:  (null)
number of ops:  20
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN                                                   !1, <array>
    4     2        INIT_FCALL                                               'array_merge'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $5      
          6        ASSIGN                                                   !2, $5
    5     7        INIT_FCALL                                               'var_export'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
    6    10        ECHO                                                     '%0A'
    7    11        INIT_FCALL                                               'var_export'
         12        SEND_VAR                                                 !1
         13        DO_ICALL                                                 
    8    14        ECHO                                                     '%0A'
    9    15        INIT_FCALL                                               'var_export'
         16        SEND_VAR                                                 !2
         17        DO_ICALL                                                 
   10    18        ECHO                                                     '%0A'
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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