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<?php $array = [ ['data1' => ['value1' => 1, 'value2' => 2]], ['data2' => ['value5' => 5, 'value6' => 6]], ['data1' => ['value3' => 3, 'value4' => 4]], ]; var_export( array_merge_recursive(...$array) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YEOLp
function name:  (null)
number of ops:  9
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1        INIT_FCALL                                               'var_export'
   10     2        INIT_FCALL                                               'array_merge_recursive'
          3        SEND_UNPACK                                              !0
          4        CHECK_UNDEF_ARGS                                         
          5        DO_ICALL                                         $2      
          6        SEND_VAR                                                 $2
    9     7        DO_ICALL                                                 
   11     8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0

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