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<?php $f = function () { $i = 0; while (true) { yield ++$i; if ($i > 5) { goto end; } } end: var_dump('End of iterator'); }; foreach ($f() as $i) { var_dump($i); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 10
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 10
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/cSZJg
function name:  (null)
number of ops:  12
compiled vars:  !0 = $f, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FcSZJg%3A2%240'
          1        ASSIGN                                                   !0, ~2
   15     2        INIT_DYNAMIC_CALL                                        !0
          3        DO_FCALL                                      0  $4      
          4      > FE_RESET_R                                       $5      $4, ->10
          5    > > FE_FETCH_R                                               $5, !1, ->10
   16     6    >   INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
   15     9      > JMP                                                      ->5
         10    >   FE_FREE                                                  $5
   17    11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FcSZJg%3A2%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 3
Branch analysis from position: 9
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
Branch analysis from position: 8
filename:       /in/cSZJg
function name:  {closure}
number of ops:  13
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   GENERATOR_CREATE                                         
    3     1        ASSIGN                                                   !0, 0
    4     2      > JMP                                                      ->8
    5     3    >   PRE_INC                                          ~2      !0
          4        YIELD                                                    ~2
    6     5        IS_SMALLER                                               5, !0
          6      > JMPZ                                                     ~4, ->8
    7     7    > > JMP                                                      ->9
    4     8    > > JMPNZ                                                    <true>, ->3
   12     9    >   INIT_FCALL                                               'var_dump'
         10        SEND_VAL                                                 'End+of+iterator'
         11        DO_ICALL                                                 
   13    12      > GENERATOR_RETURN                                         

End of function %00%7Bclosure%7D%2Fin%2FcSZJg%3A2%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.3 ms | 1396 KiB | 15 Q