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<?php $masterArray = [ [ ['gross_value' => '100', 'quantity' => '5'], ['gross_value' => '200', 'quantity' => '6'] ] ]; var_export( array_map('array_merge', ...$masterArray) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LRS9q
function name:  (null)
number of ops:  10
compiled vars:  !0 = $masterArray
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'var_export'
   11     2        INIT_FCALL                                               'array_map'
          3        SEND_VAL                                                 'array_merge'
          4        SEND_UNPACK                                              !0
          5        CHECK_UNDEF_ARGS                                         
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
   10     8        DO_ICALL                                                 
   12     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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