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<?php $oldArray = [ 0 => ['id' => 5, 'value' => 50], 1 => ['id' => 6, 'value' => 60], 2 => ['id' => 7, 'value' => 70], ]; $newArray = array_column($oldArray, 'value', 'id'); array_walk($newArray, function(&$value) { $value = ['value' => $value]; }); var_dump($newArray);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nWdfg
function name:  (null)
number of ops:  16
compiled vars:  !0 = $oldArray, !1 = $newArray
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1        INIT_FCALL                                               'array_column'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 'value'
          4        SEND_VAL                                                 'id'
          5        DO_ICALL                                         $3      
          6        ASSIGN                                                   !1, $3
   10     7        INIT_FCALL                                               'array_walk'
          8        SEND_REF                                                 !1
          9        DECLARE_LAMBDA_FUNCTION                          ~5      [0]
         10        SEND_VAL                                                 ~5
         11        DO_ICALL                                                 
   12    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !1
         14        DO_ICALL                                                 
         15      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nWdfg
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
          1        INIT_ARRAY                                       ~1      !0, 'value'
          2        ASSIGN                                                   !0, ~1
          3      > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


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