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<?php $arr = [ 0, 1, 3, 4 ]; uksort($arr, function($a, $b) { return $a > $b ? -1 : 1; }); var_dump($arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9MVSu
function name:  (null)
number of ops:  10
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'uksort'
          2        SEND_REF                                                 !0
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F9MVSu%3A5%240'
    7     4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
    9     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F9MVSu%3A5%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9MVSu
function name:  {closure}
number of ops:  9
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    6     2        IS_SMALLER                                               !1, !0
          3      > JMPZ                                                     ~2, ->6
          4    >   QM_ASSIGN                                        ~3      -1
          5      > JMP                                                      ->7
          6    >   QM_ASSIGN                                        ~3      1
          7    > > RETURN                                                   ~3
    7     8*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F9MVSu%3A5%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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