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

Generated using Vulcan Logic Dumper, using php 8.0.0


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