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<?php function gen() { echo "yielding\n"; yield 24; echo "yielding again\n"; yield 33; echo "returning\n"; return 42; } $g = gen(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2jje4
function name:  (null)
number of ops:  72
compiled vars:  !0 = $g
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'gen'
          1        DO_FCALL                                      0  $1      
          2        ASSIGN                                                   !0, $1
   13     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'valid'
          5        DO_FCALL                                      0  $3      
          6        SEND_VAR                                                 $3
          7        DO_ICALL                                                 
   14     8        INIT_FCALL                                               'var_dump'
          9        INIT_METHOD_CALL                                         !0, 'key'
         10        DO_FCALL                                      0  $5      
         11        SEND_VAR                                                 $5
         12        DO_ICALL                                                 
   15    13        INIT_FCALL                                               'var_dump'
         14        INIT_METHOD_CALL                                         !0, 'current'
         15        DO_FCALL                                      0  $7      
         16        SEND_VAR                                                 $7
         17        DO_ICALL                                                 
   16    18        INIT_METHOD_CALL                                         !0, 'next'
         19        DO_FCALL                                      0          
   17    20        INIT_FCALL                                               'var_dump'
         21        INIT_METHOD_CALL                                         !0, 'valid'
         22        DO_FCALL                                      0  $10     
         23        SEND_VAR                                                 $10
         24        DO_ICALL                                                 
   18    25        INIT_FCALL                                               'var_dump'
         26        INIT_METHOD_CALL                                         !0, 'key'
         27        DO_FCALL                                      0  $12     
         28        SEND_VAR                                                 $12
         29        DO_ICALL                                                 
   19    30        INIT_FCALL                                               'var_dump'
         31        INIT_METHOD_CALL                                         !0, 'current'
         32        DO_FCALL                                      0  $14     
         33        SEND_VAR                                                 $14
         34        DO_ICALL                                                 
   20    35        INIT_METHOD_CALL                                         !0, 'next'
         36        DO_FCALL                                      0          
   21    37        INIT_FCALL                                               'var_dump'
         38        INIT_METHOD_CALL                                         !0, 'valid'
         39        DO_FCALL                                      0  $17     
         40        SEND_VAR                                                 $17
         41        DO_ICALL                                                 
   22    42        INIT_FCALL                                               'var_dump'
         43        INIT_METHOD_CALL                                         !0, 'key'
         44        DO_FCALL                                      0  $19     
         45        SEND_VAR                                                 $19
         46        DO_ICALL                                                 
   23    47        INIT_FCALL                                               'var_dump'
         48        INIT_METHOD_CALL                                         !0, 'current'
         49        DO_FCALL                                      0  $21     
         50        SEND_VAR                                                 $21
         51        DO_ICALL                                                 
   24    52        INIT_METHOD_CALL                                         !0, 'next'
         53        DO_FCALL                                      0          
   25    54        INIT_FCALL                                               'var_dump'
         55        INIT_METHOD_CALL                                         !0, 'valid'
         56        DO_FCALL                                      0  $24     
         57        SEND_VAR                                                 $24
         58        DO_ICALL                                                 
   26    59        INIT_FCALL                                               'var_dump'
         60        INIT_METHOD_CALL                                         !0, 'key'
         61        DO_FCALL                                      0  $26     
         62        SEND_VAR                                                 $26
         63        DO_ICALL                                                 
   27    64        INIT_FCALL                                               'var_dump'
         65        INIT_METHOD_CALL                                         !0, 'current'
         66        DO_FCALL                                      0  $28     
         67        SEND_VAR                                                 $28
         68        DO_ICALL                                                 
   28    69        INIT_METHOD_CALL                                         !0, 'next'
         70        DO_FCALL                                      0          
         71      > RETURN                                                   1

Function gen:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/2jje4
function name:  gen
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        ECHO                                                     'yielding%0A'
    5     2        YIELD                                                    24
    6     3        ECHO                                                     'yielding+again%0A'
    7     4        YIELD                                                    33
    8     5        ECHO                                                     'returning%0A'
    9     6      > GENERATOR_RETURN                                         
   10     7*     > GENERATOR_RETURN                                         

End of function gen

Generated using Vulcan Logic Dumper, using php 8.0.0


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