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<?php #[AllowDynamicProperties] class A { public function __get($n) { echo __FUNCTION__, "\n"; return $this->$n; } public function __isset($n) { echo __FUNCTION__, "\n"; $this->$n = 123; return true; } } $a = new A; echo $a->foo ?? 234;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cDlNW
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   23     0  E >   NEW                                              $1      'A'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   25     3        FETCH_OBJ_IS                                     ~4      !0, 'foo'
          4        COALESCE                                         ~5      ~4
          5        QM_ASSIGN                                        ~5      234
          6        ECHO                                                     ~5
   26     7      > RETURN                                                   1

Class A:
Function __get:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cDlNW
function name:  __get
number of ops:  6
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
    8     1        ECHO                                                     '__get'
          2        ECHO                                                     '%0A'
   10     3        FETCH_OBJ_R                                      ~1      !0
          4      > RETURN                                                   ~1
   11     5*     > RETURN                                                   null

End of function __get

Function __isset:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cDlNW
function name:  __isset
number of ops:  7
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   RECV                                             !0      
   15     1        ECHO                                                     '__isset'
          2        ECHO                                                     '%0A'
   17     3        ASSIGN_OBJ                                               !0
          4        OP_DATA                                                  123
   19     5      > RETURN                                                   <true>
   20     6*     > RETURN                                                   null

End of function __isset

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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