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<?php class a { public function vw($xc) { return $xc; } } class b extends a { public function wv() { echo parent::vw("I'm a missing parameter") . 'from b via wv'; } } $d = new a; echo $d->vw('this is a').PHP_EOL; $c = new b; echo $c->vw('this is a from b via a').PHP_EOL; $c->wv();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0MkQI
function name:  (null)
number of ops:  19
compiled vars:  !0 = $d, !1 = $c
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   15     0  E >   NEW                                                  $2      'a'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $2
   16     3        INIT_METHOD_CALL                                             !0, 'vw'
          4        SEND_VAL_EX                                                  'this+is+a'
          5        DO_FCALL                                          0  $5      
          6        CONCAT                                               ~6      $5, '%0A'
          7        ECHO                                                         ~6
   17     8        NEW                                                  $7      'b'
          9        DO_FCALL                                          0          
         10        ASSIGN                                                       !1, $7
   18    11        INIT_METHOD_CALL                                             !1, 'vw'
         12        SEND_VAL_EX                                                  'this+is+a+from+b+via+a'
         13        DO_FCALL                                          0  $10     
         14        CONCAT                                               ~11     $10, '%0A'
         15        ECHO                                                         ~11
   19    16        INIT_METHOD_CALL                                             !1, 'wv'
         17        DO_FCALL                                          0          
         18      > RETURN                                                       1

Class a:
Function vw:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0MkQI
function name:  vw
number of ops:  3
compiled vars:  !0 = $xc
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E >   RECV                                                 !0      
    5     1      > RETURN                                                       !0
    6     2*     > RETURN                                                       null

End of function vw

End of class a.

Class b:
Function wv:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0MkQI
function name:  wv
number of ops:  6
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   11     0  E >   INIT_STATIC_METHOD_CALL                                      'vw'
          1        SEND_VAL_EX                                                  'I%27m+a+missing+parameter'
          2        DO_FCALL                                          0  $0      
          3        CONCAT                                               ~1      $0, 'from+b+via+wv'
          4        ECHO                                                         ~1
   12     5      > RETURN                                                       null

End of function wv

Function vw:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0MkQI
function name:  vw
number of ops:  3
compiled vars:  !0 = $xc
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E >   RECV                                                 !0      
    5     1      > RETURN                                                       !0
    6     2*     > RETURN                                                       null

End of function vw

End of class b.

Generated using Vulcan Logic Dumper, using php 8.5.0


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