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<?php function first() { yield from another(); } function another() { yield "test"; } foreach (first() as $string) { echo $string . "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 7
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/H7FuP
function name:  (null)
number of ops:  9
compiled vars:  !0 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_FCALL                                               'first'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->7
          3    > > FE_FETCH_R                                               $2, !0, ->7
   12     4    >   CONCAT                                           ~3      !0, '%0A'
          5        ECHO                                                     ~3
   11     6      > JMP                                                      ->3
          7    >   FE_FREE                                                  $2
   13     8      > RETURN                                                   1

Function first:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/H7FuP
function name:  first
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        INIT_FCALL_BY_NAME                                       'another'
          2        DO_FCALL                                      0  $0      
          3        YIELD_FROM                                       ~1      $0
          4        FREE                                                     ~1
    5     5      > GENERATOR_RETURN                                         

End of function first

Function another:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/H7FuP
function name:  another
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   GENERATOR_CREATE                                         
    8     1        YIELD                                                    'test'
    9     2      > GENERATOR_RETURN                                         

End of function another

Generated using Vulcan Logic Dumper, using php 8.0.0


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