3v4l.org

run code in 300+ PHP versions simultaneously
<?php function mkGenerator(){ for($i = 0; $i <= 10; $i++) { yield $i; } } $generator = mkGenerator(); foreach($generator as $data) { echo $data; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/QFCcB
function name:  (null)
number of ops:  9
compiled vars:  !0 = $generator, !1 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'mkgenerator'
          1        DO_FCALL                                      0  $2      
          2        ASSIGN                                                   !0, $2
   10     3      > FE_RESET_R                                       $4      !0, ->7
          4    > > FE_FETCH_R                                               $4, !1, ->7
   11     5    >   ECHO                                                     !1
   10     6      > JMP                                                      ->4
          7    >   FE_FREE                                                  $4
   12     8      > RETURN                                                   1

Function mkgenerator:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 3
Branch analysis from position: 7
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 3
Branch analysis from position: 7
Branch analysis from position: 3
filename:       /in/QFCcB
function name:  mkGenerator
number of ops:  8
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        ASSIGN                                                   !0, 0
          2      > JMP                                                      ->5
    5     3    >   YIELD                                                    !0
    4     4        PRE_INC                                                  !0
          5    >   IS_SMALLER_OR_EQUAL                                      !0, 10
          6      > JMPNZ                                                    ~4, ->3
    7     7    > > GENERATOR_RETURN                                         

End of function mkgenerator

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
144.62 ms | 1389 KiB | 14 Q