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<?php function generate_ints($n){ foreach ( range(0,$n) as $number) { $number = (yield $number); yield $number; } } $gen = generate_ints(5); // iterable object can be used in foreach foreach ($gen as $g) { var_dump($g); echo $g; if ($gen->current() == 4) { $gen->send("\n999\n"); // injecting a value echo $gen->current(); } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 21
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 21
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 20
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 20
Branch analysis from position: 21
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 21
filename:       /in/YNju2
function name:  (null)
number of ops:  23
compiled vars:  !0 = $gen, !1 = $g
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'generate_ints'
          1        SEND_VAL                                                 5
          2        DO_FCALL                                      0  $2      
          3        ASSIGN                                                   !0, $2
   12     4      > FE_RESET_R                                       $4      !0, ->21
          5    > > FE_FETCH_R                                               $4, !1, ->21
   13     6    >   INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
   14     9        ECHO                                                     !1
   15    10        INIT_METHOD_CALL                                         !0, 'current'
         11        DO_FCALL                                      0  $6      
         12        IS_EQUAL                                                 $6, 4
         13      > JMPZ                                                     ~7, ->20
   16    14    >   INIT_METHOD_CALL                                         !0, 'send'
         15        SEND_VAL_EX                                              '%0A999%0A'
         16        DO_FCALL                                      0          
   17    17        INIT_METHOD_CALL                                         !0, 'current'
         18        DO_FCALL                                      0  $9      
         19        ECHO                                                     $9
   12    20    > > JMP                                                      ->5
         21    >   FE_FREE                                                  $4
   19    22      > RETURN                                                   1

Function generate_ints:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 7, Position 2 = 12
Branch analysis from position: 7
2 jumps found. (Code = 78) Position 1 = 8, Position 2 = 12
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
Branch analysis from position: 12
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 12
filename:       /in/YNju2
function name:  generate_ints
number of ops:  14
compiled vars:  !0 = $n, !1 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        GENERATOR_CREATE                                         
    3     2        INIT_FCALL                                               'range'
          3        SEND_VAL                                                 0
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6      > FE_RESET_R                                       $3      $2, ->12
          7    > > FE_FETCH_R                                               $3, !1, ->12
    4     8    >   YIELD                                            $4      !1
          9        ASSIGN                                                   !1, $4
    5    10        YIELD                                                    !1
    3    11      > JMP                                                      ->7
         12    >   FE_FREE                                                  $3
    7    13      > GENERATOR_RETURN                                         

End of function generate_ints

Generated using Vulcan Logic Dumper, using php 8.0.0


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