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<?php class A { public function test() { $x = array(1,3,2); usort($x, array($this, '_comparison')); return $x; } private function _comparison($a,$b) { return $a - $b; } } $a = new A; var_dump($a->test());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/HgIsV
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $1      'A'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   16     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'test'
          5        DO_FCALL                                      0  $4      
          6        SEND_VAR                                                 $4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class A:
Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/HgIsV
function name:  test
number of ops:  10
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
    6     1        INIT_FCALL                                               'usort'
          2        SEND_REF                                                 !0
          3        FETCH_THIS                                       ~2      
          4        INIT_ARRAY                                       ~3      ~2
          5        ADD_ARRAY_ELEMENT                                ~3      '_comparison'
          6        SEND_VAL                                                 ~3
          7        DO_ICALL                                                 
    7     8      > RETURN                                                   !0
    8     9*     > RETURN                                                   null

End of function test

Function _comparison:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/HgIsV
function name:  _comparison
number of ops:  5
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        SUB                                              ~2      !0, !1
          3      > RETURN                                                   ~2
   12     4*     > RETURN                                                   null

End of function _comparison

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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