3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gen1() { yield 1; echo "Hi\n"; yield 2; echo "Bye\n"; } foreach(gen1() as $val) { echo "Iteration\n"; var_dump($val); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 9
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 9
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/hOT58
function name:  (null)
number of ops:  11
compiled vars:  !0 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                               'gen1'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->9
          3    > > FE_FETCH_R                                               $2, !0, ->9
   11     4    >   ECHO                                                     'Iteration%0A'
   12     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
   10     8      > JMP                                                      ->3
          9    >   FE_FREE                                                  $2
   13    10      > RETURN                                                   1

Function gen1:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/hOT58
function name:  gen1
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        YIELD                                                    1
    5     2        ECHO                                                     'Hi%0A'
    6     3        YIELD                                                    2
    7     4        ECHO                                                     'Bye%0A'
    8     5      > GENERATOR_RETURN                                         

End of function gen1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.81 ms | 1397 KiB | 16 Q