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<?php function gen() { yield 1; yield 2; yield 3; } $times = 1; $o = gen(); foreach($o as $g) { echo $times++; var_dump($g); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 12
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 12
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/iYObS
function name:  (null)
number of ops:  14
compiled vars:  !0 = $times, !1 = $o, !2 = $g
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, 1
    8     1        INIT_FCALL                                               'gen'
          2        DO_FCALL                                      0  $4      
          3        ASSIGN                                                   !1, $4
    9     4      > FE_RESET_R                                       $6      !1, ->12
          5    > > FE_FETCH_R                                               $6, !2, ->12
   10     6    >   POST_INC                                         ~7      !0
          7        ECHO                                                     ~7
   11     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !2
         10        DO_ICALL                                                 
    9    11      > JMP                                                      ->5
         12    >   FE_FREE                                                  $6
   12    13      > RETURN                                                   1

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

End of function gen

Generated using Vulcan Logic Dumper, using php 8.0.0


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