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<?php $objects = [ (object)['Rate' => '10'], (object)['Rate' => '1'], (object)['Rate' => '2'], (object)['Rate' => '20'], (object)['Rate' => '22'] ]; usort($objects, function($a, $b) { return $b->Rate <=> $a->Rate; }); var_export($objects);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lbbC2
function name:  (null)
number of ops:  20
compiled vars:  !0 = $objects
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   CAST                                          8  ~1      <array>
          1        INIT_ARRAY                                       ~2      ~1
    4     2        CAST                                          8  ~3      <array>
          3        ADD_ARRAY_ELEMENT                                ~2      ~3
    5     4        CAST                                          8  ~4      <array>
          5        ADD_ARRAY_ELEMENT                                ~2      ~4
    6     6        CAST                                          8  ~5      <array>
          7        ADD_ARRAY_ELEMENT                                ~2      ~5
    7     8        CAST                                          8  ~6      <array>
          9        ADD_ARRAY_ELEMENT                                ~2      ~6
    2    10        ASSIGN                                                   !0, ~2
   10    11        INIT_FCALL                                               'usort'
         12        SEND_REF                                                 !0
         13        DECLARE_LAMBDA_FUNCTION                          ~8      [0]
   12    14        SEND_VAL                                                 ~8
   10    15        DO_ICALL                                                 
   13    16        INIT_FCALL                                               'var_export'
         17        SEND_VAR                                                 !0
         18        DO_ICALL                                                 
         19      > 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/lbbC2
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   11     2        FETCH_OBJ_R                                      ~2      !1, 'Rate'
          3        FETCH_OBJ_R                                      ~3      !0, 'Rate'
          4        SPACESHIP                                        ~4      ~2, ~3
          5      > RETURN                                                   ~4
   12     6*     > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


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