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<?php class C { function save($a, $b, $c=NULL) { echo "save something"; return 1; // id } } class D extends C { function saveD($a, $b){ return parent::save($a,$b); } } class X extends D { function save($a, $b, $c = NULL){ // do little processing with $c return $this->saveD($a,$b); } } $x = new X(); $x->save(1,2,"aaaa");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  (null)
number of ops:  9
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   23     0  E >   NEW                                              $1      'X'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   24     3        INIT_METHOD_CALL                                         !0, 'save'
          4        SEND_VAL_EX                                              1
          5        SEND_VAL_EX                                              2
          6        SEND_VAL_EX                                              'aaaa'
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Class C:
Function save:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  save
number of ops:  6
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV_INIT                                        !2      null
    5     3        ECHO                                                     'save+something'
    6     4      > RETURN                                                   1
    7     5*     > RETURN                                                   null

End of function save

End of class C.

Class D:
Function saved:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  saveD
number of ops:  8
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   12     2        INIT_STATIC_METHOD_CALL                                  'save'
          3        SEND_VAR_EX                                              !0
          4        SEND_VAR_EX                                              !1
          5        DO_FCALL                                      0  $2      
          6      > RETURN                                                   $2
   13     7*     > RETURN                                                   null

End of function saved

Function save:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  save
number of ops:  6
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV_INIT                                        !2      null
    5     3        ECHO                                                     'save+something'
    6     4      > RETURN                                                   1
    7     5*     > RETURN                                                   null

End of function save

End of class D.

Class X:
Function save:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  save
number of ops:  9
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV_INIT                                        !2      null
   19     3        INIT_METHOD_CALL                                         'saveD'
          4        SEND_VAR_EX                                              !0
          5        SEND_VAR_EX                                              !1
          6        DO_FCALL                                      0  $3      
          7      > RETURN                                                   $3
   20     8*     > RETURN                                                   null

End of function save

Function saved:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aeX6O
function name:  saveD
number of ops:  8
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   12     2        INIT_STATIC_METHOD_CALL                                  'save'
          3        SEND_VAR_EX                                              !0
          4        SEND_VAR_EX                                              !1
          5        DO_FCALL                                      0  $2      
          6      > RETURN                                                   $2
   13     7*     > RETURN                                                   null

End of function saved

End of class X.

Generated using Vulcan Logic Dumper, using php 8.0.0


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