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<?php $array = [ 'A1' => [1,0,0,0,0,0,0,0,0,0], 'A2' => [1,1,0,0,0,0,0,0,0,0], 'A3' => [0,0,0,0,0,0,0,0,0,0] ]; var_export(array_map('array_sum', array_map(null, ...array_values($array))));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SZbEP
function name:  (null)
number of ops:  17
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'
          2        INIT_FCALL                                                   'array_map'
          3        SEND_VAL                                                     'array_sum'
          4        INIT_FCALL                                                   'array_map'
          5        SEND_VAL                                                     null
          6        INIT_FCALL                                                   'array_values'
          7        SEND_VAR                                                     !0
          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 8.5.0


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