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<?php $matrix = [ [1, 2, 3], [4, 5, 6], [7, 8, 9], ]; array_unshift($matrix, null); $matrix = call_user_func_array('array_map', $matrix); $matrix = array_map('array_reverse', $matrix); var_dump($matrix);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/msUmW
function name:  (null)
number of ops:  19
compiled vars:  !0 = $matrix
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'array_unshift'
          2        SEND_REF                                                 !0
          3        SEND_VAL                                                 null
          4        DO_ICALL                                                 
   11     5        INIT_FCALL                                               'array_map'
          6        SEND_ARRAY                                               !0
          7        CHECK_UNDEF_ARGS                                         
          8        DO_FCALL                                      0  $3      
          9        ASSIGN                                                   !0, $3
   12    10        INIT_FCALL                                               'array_map'
         11        SEND_VAL                                                 'array_reverse'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                         $5      
         14        ASSIGN                                                   !0, $5
   13    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !0
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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