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<?php function gen_one_to_ten() { for ($i = 1; $i <= 10; $i++) { // Note that $i is preserved between yields. yield $i; } } foreach (gen_one_to_ten() as $number) { echo "$number\n"; }
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/QGMKZ
function name:  (null)
number of ops:  10
compiled vars:  !0 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'gen_one_to_ten'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->8
          3    > > FE_FETCH_R                                               $2, !0, ->8
   10     4    >   NOP                                                      
          5        FAST_CONCAT                                      ~3      !0, '%0A'
          6        ECHO                                                     ~3
    9     7      > JMP                                                      ->3
          8    >   FE_FREE                                                  $2
   11     9      > RETURN                                                   1

Function gen_one_to_ten:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 3
Branch analysis from position: 7
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 3
Branch analysis from position: 7
Branch analysis from position: 3
filename:       /in/QGMKZ
function name:  gen_one_to_ten
number of ops:  8
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   GENERATOR_CREATE                                         
    3     1        ASSIGN                                                   !0, 1
          2      > JMP                                                      ->5
    5     3    >   YIELD                                                    !0
    3     4        PRE_INC                                                  !0
          5    >   IS_SMALLER_OR_EQUAL                                      !0, 10
          6      > JMPNZ                                                    ~4, ->3
    7     7    > > GENERATOR_RETURN                                         

End of function gen_one_to_ten

Generated using Vulcan Logic Dumper, using php 8.0.0


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