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<?php $a = ['name'=>'a','age'=>'b','city'=>'c']; $new_array = array_merge($a, ['add' => $a]); print_r($new_array);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jKGNB
function name:  (null)
number of ops:  11
compiled vars:  !0 = $a, !1 = $new_array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        INIT_FCALL                                               'array_merge'
          2        SEND_VAR                                                 !0
          3        INIT_ARRAY                                       ~3      !0, 'add'
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                         $4      
          6        ASSIGN                                                   !1, $4
    4     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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