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<?php function iterator() { for ($i = 1; $i <= 10; $i++) { echo 'pre it' . $i . PHP_EOL;die; $res = yield $i; //var_dump($res); } } $generator = iterator(); foreach ($generator as $val){ //echo $val . PHP_EOL; //$generator->send('hi'); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 6
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/hd8Kt
function name:  (null)
number of ops:  8
compiled vars:  !0 = $generator, !1 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_FCALL                                               'iterator'
          1        DO_FCALL                                      0  $2      
          2        ASSIGN                                                   !0, $2
   14     3      > FE_RESET_R                                       $4      !0, ->6
          4    > > FE_FETCH_R                                               $4, !1, ->6
          5    > > JMP                                                      ->4
          6    >   FE_FREE                                                  $4
   17     7      > RETURN                                                   1

Function iterator:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
2 jumps found. (Code = 44) Position 1 = 12, Position 2 = 3
Branch analysis from position: 12
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 3
1 jumps found. (Code = 79) Position 1 = -2
filename:       /in/hd8Kt
function name:  iterator
number of ops:  13
compiled vars:  !0 = $i, !1 = $res
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   GENERATOR_CREATE                                         
    5     1        ASSIGN                                                   !0, 1
          2      > JMP                                                      ->10
    7     3    >   CONCAT                                           ~3      'pre+it', !0
          4        CONCAT                                           ~4      ~3, '%0A'
          5        ECHO                                                     ~4
          6      > EXIT                                                     
    8     7*       YIELD                                            $5      !0
          8*       ASSIGN                                                   !1, $5
    5     9*       PRE_INC                                                  !0
         10    >   IS_SMALLER_OR_EQUAL                                      !0, 10
         11      > JMPNZ                                                    ~8, ->3
   11    12    > > GENERATOR_RETURN                                         

End of function iterator

Generated using Vulcan Logic Dumper, using php 8.0.0


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