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<?php $rows = [ 100 => [ ['product_id' => 101, 'name' => ''], ['product_id' => 102, 'name' => ''], ['product_id' => 103, 'name' => ''], ], 200 => [ ['product_id' => 201, 'name' => ''], ['product_id' => 202, 'name' => ''], ], 300 => [ ['product_id' => 301, 'name' => ''], ['product_id' => 302, 'name' => ''], ['product_id' => 303, 'name' => ''], ['product_id' => 304, 'name' => ''], ] ]; var_export(array_filter(array_merge(...array_map(null, ...$rows))));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/3Ub3K
function name:  (null)
number of ops:  17
compiled vars:  !0 = $rows
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   21     1        INIT_FCALL                                               'var_export'
          2        INIT_FCALL                                               'array_filter'
          3        INIT_FCALL                                               'array_merge'
          4        INIT_FCALL                                               'array_map'
          5        SEND_VAL                                                 null
          6        SEND_UNPACK                                              !0
          7        CHECK_UNDEF_ARGS                                         
          8        DO_ICALL                                         $2      
          9        SEND_UNPACK                                              $2
         10        CHECK_UNDEF_ARGS                                         
         11        DO_ICALL                                         $3      
         12        SEND_VAR                                                 $3
         13        DO_ICALL                                         $4      
         14        SEND_VAR                                                 $4
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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