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<?php function a() { yield b(); yield b(); } function b() { yield 1 => 2; } foreach (a() as $a => $b) { print $a; print $b; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/85cOJ
function name:  (null)
number of ops:  10
compiled vars:  !0 = $b, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'a'
          1        DO_FCALL                                      0  $2      
          2      > FE_RESET_R                                       $3      $2, ->8
          3    > > FE_FETCH_R                                       ~4      $3, !0, ->8
          4    >   ASSIGN                                                   !1, ~4
   13     5        ECHO                                                     !1
   14     6        ECHO                                                     !0
   12     7      > JMP                                                      ->3
          8    >   FE_FREE                                                  $3
   15     9      > RETURN                                                   1

Function a:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/85cOJ
function name:  a
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        INIT_FCALL_BY_NAME                                       'b'
          2        DO_FCALL                                      0  $0      
          3        YIELD                                                    $0
    5     4        INIT_FCALL_BY_NAME                                       'b'
          5        DO_FCALL                                      0  $2      
          6        YIELD                                                    $2
    6     7      > GENERATOR_RETURN                                         

End of function a

Function b:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/85cOJ
function name:  b
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   GENERATOR_CREATE                                         
    9     1        YIELD                                                    2, 1
   10     2      > GENERATOR_RETURN                                         

End of function b

Generated using Vulcan Logic Dumper, using php 8.0.0


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