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<?php function provide_values() { $values = ['a', 'b', 'c', 'd', 'e', 'f']; foreach ($values as $value) { yield $value; } } foreach (provide_values() as $key => $val) { echo "$key => $val\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 11
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/4YFhF
function name:  (null)
number of ops:  13
compiled vars:  !0 = $val, !1 = $key
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'provide_values'
          1        DO_FCALL                                      0  $2      
          2      > FE_RESET_R                                       $3      $2, ->11
          3    > > FE_FETCH_R                                       ~4      $3, !0, ->11
          4    >   ASSIGN                                                   !1, ~4
   13     5        ROPE_INIT                                     4  ~7      !1
          6        ROPE_ADD                                      1  ~7      ~7, '+%3D%3E+'
          7        ROPE_ADD                                      2  ~7      ~7, !0
          8        ROPE_END                                      3  ~6      ~7, '%0A'
          9        ECHO                                                     ~6
   12    10      > JMP                                                      ->3
         11    >   FE_FREE                                                  $3
   14    12      > RETURN                                                   1

Function provide_values:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 6
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 6
filename:       /in/4YFhF
function name:  provide_values
number of ops:  8
compiled vars:  !0 = $values, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    5     1        ASSIGN                                                   !0, <array>
    7     2      > FE_RESET_R                                       $3      !0, ->6
          3    > > FE_FETCH_R                                               $3, !1, ->6
    8     4    >   YIELD                                                    !1
    7     5      > JMP                                                      ->3
          6    >   FE_FREE                                                  $3
   10     7      > GENERATOR_RETURN                                         

End of function provide_values

Generated using Vulcan Logic Dumper, using php 8.0.0


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