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<?php class C { function k(){ return "k"; } function j(){ $a = $this->k(); return $this->$a(); } // assign k() to a variable function m(){ $a = "k"; $this->$a(); } // assign the name "k" to a variable }; $d = new C(); var_dump($d->j());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/19GuM
function name:  (null)
number of ops:  9
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   NEW                                              $1      'C'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   11     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'j'
          5        DO_FCALL                                      0  $4      
          6        SEND_VAR                                                 $4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class C:
Function k:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/19GuM
function name:  k
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E > > RETURN                                                   'k'
          1*     > RETURN                                                   null

End of function k

Function j:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/19GuM
function name:  j
number of ops:  7
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_METHOD_CALL                                         'k'
          1        DO_FCALL                                      0  $1      
          2        ASSIGN                                                   !0, $1
          3        INIT_METHOD_CALL                                         !0
          4        DO_FCALL                                      0  $3      
          5      > RETURN                                                   $3
          6*     > RETURN                                                   null

End of function j

Function m:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/19GuM
function name:  m
number of ops:  4
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ASSIGN                                                   !0, 'k'
          1        INIT_METHOD_CALL                                         !0
          2        DO_FCALL                                      0          
          3      > RETURN                                                   null

End of function m

End of class C.

Generated using Vulcan Logic Dumper, using php 8.0.0


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