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<?php ini_set('error_reporting', -1); ini_set('display_errors', 'on'); function generator() { $a = ['a', 'b', 'c']; if(empty($a)){ return null; } foreach($a as $i){ yield $i; } } foreach(generator() as $i) { echo $i; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 11, Position 2 = 14
Branch analysis from position: 11
2 jumps found. (Code = 78) Position 1 = 12, Position 2 = 14
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/AvYVo
function name:  (null)
number of ops:  16
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'error_reporting'
          2        SEND_VAL                                                 -1
          3        DO_ICALL                                                 
    4     4        INIT_FCALL                                               'ini_set'
          5        SEND_VAL                                                 'display_errors'
          6        SEND_VAL                                                 'on'
          7        DO_ICALL                                                 
   17     8        INIT_FCALL                                               'generator'
          9        DO_FCALL                                      0  $3      
         10      > FE_RESET_R                                       $4      $3, ->14
         11    > > FE_FETCH_R                                               $4, !0, ->14
   18    12    >   ECHO                                                     !0
   17    13      > JMP                                                      ->11
         14    >   FE_FREE                                                  $4
   19    15      > RETURN                                                   1

Function generator:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 5
Branch analysis from position: 4
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 9
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 9
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 9
filename:       /in/AvYVo
function name:  generator
number of ops:  11
compiled vars:  !0 = $a, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   GENERATOR_CREATE                                         
    8     1        ASSIGN                                                   !0, <array>
    9     2        ISSET_ISEMPTY_CV                                         !0
          3      > JMPZ                                                     ~3, ->5
   10     4    > > GENERATOR_RETURN                                         
   12     5    > > FE_RESET_R                                       $4      !0, ->9
          6    > > FE_FETCH_R                                               $4, !1, ->9
   13     7    >   YIELD                                                    !1
   12     8      > JMP                                                      ->6
          9    >   FE_FREE                                                  $4
   15    10      > GENERATOR_RETURN                                         

End of function generator

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
169.49 ms | 1390 KiB | 16 Q