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<?php class X { function __construct($id, $gen) { $this->id = $id; $this->gen = $gen; } function __destruct() { echo "__destruct $this->id\n"; var_dump($this->gen->current()); var_dump($this->gen->key()); echo "\n\n"; } } function make($id, $self) { return new X($id, $self); } function gen() { $self = (yield 0); echo "After yield 0\n"; $k = make('key', $self); $v = make('value', $self); yield $k => $v; unset($k, $v); echo "After yield X\n"; yield 12; } $a = gen(); var_dump($a->current()); $a->send($a); var_dump($a->current()); $a->next();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zq8IK
function name:  (null)
number of ops:  19
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   26     0  E >   INIT_FCALL                                               'gen'
          1        DO_FCALL                                      0  $1      
          2        ASSIGN                                                   !0, $1
   27     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'current'
          5        DO_FCALL                                      0  $3      
          6        SEND_VAR                                                 $3
          7        DO_ICALL                                                 
   28     8        INIT_METHOD_CALL                                         !0, 'send'
          9        SEND_VAR_EX                                              !0
         10        DO_FCALL                                      0          
   29    11        INIT_FCALL                                               'var_dump'
         12        INIT_METHOD_CALL                                         !0, 'current'
         13        DO_FCALL                                      0  $6      
         14        SEND_VAR                                                 $6
         15        DO_ICALL                                                 
   30    16        INIT_METHOD_CALL                                         !0, 'next'
         17        DO_FCALL                                      0          
         18      > RETURN                                                   1

Function make:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zq8IK
function name:  make
number of ops:  8
compiled vars:  !0 = $id, !1 = $self
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        NEW                                              $2      'X'
          3        SEND_VAR_EX                                              !0
          4        SEND_VAR_EX                                              !1
          5        DO_FCALL                                      0          
          6      > RETURN                                                   $2
          7*     > RETURN                                                   null

End of function make

Function gen:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/Zq8IK
function name:  gen
number of ops:  20
compiled vars:  !0 = $self, !1 = $k, !2 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   GENERATOR_CREATE                                         
   16     1        YIELD                                            $3      0
          2        ASSIGN                                                   !0, $3
   17     3        ECHO                                                     'After+yield+0%0A'
   18     4        INIT_FCALL                                               'make'
          5        SEND_VAL                                                 'key'
          6        SEND_VAR                                                 !0
          7        DO_FCALL                                      0  $5      
          8        ASSIGN                                                   !1, $5
   19     9        INIT_FCALL                                               'make'
         10        SEND_VAL                                                 'value'
         11        SEND_VAR                                                 !0
         12        DO_FCALL                                      0  $7      
         13        ASSIGN                                                   !2, $7
   20    14        YIELD                                                    !2, !1
   21    15        UNSET_CV                                                 !1
         16        UNSET_CV                                                 !2
   22    17        ECHO                                                     'After+yield+X%0A'
   23    18        YIELD                                                    12
   24    19      > GENERATOR_RETURN                                         

End of function gen

Class X:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zq8IK
function name:  __construct
number of ops:  7
compiled vars:  !0 = $id, !1 = $gen
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        ASSIGN_OBJ                                               'id'
          3        OP_DATA                                                  !0
          4        ASSIGN_OBJ                                               'gen'
          5        OP_DATA                                                  !1
          6      > RETURN                                                   null

End of function __construct

Function __destruct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zq8IK
function name:  __destruct
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ROPE_INIT                                     3  ~2      '__destruct+'
          1        FETCH_OBJ_R                                      ~0      'id'
          2        ROPE_ADD                                      1  ~2      ~2, ~0
          3        ROPE_END                                      2  ~1      ~2, '%0A'
          4        ECHO                                                     ~1
    7     5        INIT_FCALL                                               'var_dump'
          6        FETCH_OBJ_R                                      ~4      'gen'
          7        INIT_METHOD_CALL                                         ~4, 'current'
          8        DO_FCALL                                      0  $5      
          9        SEND_VAR                                                 $5
         10        DO_ICALL                                                 
    8    11        INIT_FCALL                                               'var_dump'
         12        FETCH_OBJ_R                                      ~7      'gen'
         13        INIT_METHOD_CALL                                         ~7, 'key'
         14        DO_FCALL                                      0  $8      
         15        SEND_VAR                                                 $8
         16        DO_ICALL                                                 
    9    17        ECHO                                                     '%0A%0A'
   10    18      > RETURN                                                   null

End of function __destruct

End of class X.

Generated using Vulcan Logic Dumper, using php 8.0.0


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