3v4l.org

run code in 300+ PHP versions simultaneously
<?php function genn() { $ar = [214=>22,22=>33,33=>213,213=>1342]; foreach ($ar as $key => $value) { yield $value; } } foreach (genn() as $val) { echo $val. \t; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/ISKnm
function name:  (null)
number of ops:  10
compiled vars:  !0 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'genn'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->8
          3    > > FE_FETCH_R                                               $2, !0, ->8
   13     4    >   FETCH_CONSTANT                                   ~3      't'
          5        CONCAT                                           ~4      !0, ~3
          6        ECHO                                                     ~4
   12     7      > JMP                                                      ->3
          8    >   FE_FREE                                                  $2
   14     9      > RETURN                                                   1

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

End of function genn

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
193.24 ms | 1398 KiB | 14 Q