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<?php function helloWorld() { yield from ['Hello', 'World']; } function genX() { $gen = helloWorld(); yield $gen; } $genii = genX(); foreach ($genii as $words) { echo '[', $words, ']'; };
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 9
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/30KrD
function name:  (null)
number of ops:  11
compiled vars:  !0 = $genii, !1 = $words
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'genx'
          1        DO_FCALL                                      0  $2      
          2        ASSIGN                                                   !0, $2
   13     3      > FE_RESET_R                                       $4      !0, ->9
          4    > > FE_FETCH_R                                               $4, !1, ->9
   14     5    >   ECHO                                                     '%5B'
          6        ECHO                                                     !1
          7        ECHO                                                     '%5D'
   13     8      > JMP                                                      ->4
          9    >   FE_FREE                                                  $4
   15    10      > RETURN                                                   1

Function helloworld:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/30KrD
function name:  helloWorld
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        YIELD_FROM                                       ~0      <array>
          2        FREE                                                     ~0
    5     3      > GENERATOR_RETURN                                         

End of function helloworld

Function genx:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/30KrD
function name:  genX
number of ops:  6
compiled vars:  !0 = $gen
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   GENERATOR_CREATE                                         
    8     1        INIT_FCALL                                               'helloworld'
          2        DO_FCALL                                      0  $1      
          3        ASSIGN                                                   !0, $1
    9     4        YIELD                                                    !0
   10     5      > GENERATOR_RETURN                                         

End of function genx

Generated using Vulcan Logic Dumper, using php 8.0.0


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