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v<?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
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lkO0f
function name:  (null)
number of ops:  5
compiled vars:  !0 = $generator
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   ECHO                                                     'v'
   13     1        INIT_FCALL                                               'iterator'
          2        DO_FCALL                                      0  $1      
          3        ASSIGN                                                   !0, $1
   17     4      > 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/lkO0f
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%3A', !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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