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<?php function gen_one_to_three() { for ($i = 1; $i <= 3; $i++) { yield $i; } } $generator = gen_one_to_three(); foreach ($generator as $value) { echo "$value\n"; } var_dump($generator->valid()); foreach ($generator as $value) { echo "$value\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 9
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 9
2 jumps found. (Code = 77) Position 1 = 16, Position 2 = 21
Branch analysis from position: 16
2 jumps found. (Code = 78) Position 1 = 17, Position 2 = 21
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
Branch analysis from position: 21
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 21
Branch analysis from position: 9
filename:       /in/XvCkr
function name:  (null)
number of ops:  23
compiled vars:  !0 = $generator, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'gen_one_to_three'
          1        DO_FCALL                                      0  $2      
          2        ASSIGN                                                   !0, $2
   10     3      > FE_RESET_R                                       $4      !0, ->9
          4    > > FE_FETCH_R                                               $4, !1, ->9
   11     5    >   NOP                                                      
          6        FAST_CONCAT                                      ~5      !1, '%0A'
          7        ECHO                                                     ~5
   10     8      > JMP                                                      ->4
          9    >   FE_FREE                                                  $4
   13    10        INIT_FCALL                                               'var_dump'
         11        INIT_METHOD_CALL                                         !0, 'valid'
         12        DO_FCALL                                      0  $6      
         13        SEND_VAR                                                 $6
         14        DO_ICALL                                                 
   14    15      > FE_RESET_R                                       $8      !0, ->21
         16    > > FE_FETCH_R                                               $8, !1, ->21
   15    17    >   NOP                                                      
         18        FAST_CONCAT                                      ~9      !1, '%0A'
         19        ECHO                                                     ~9
   14    20      > JMP                                                      ->16
         21    >   FE_FREE                                                  $8
   16    22      > RETURN                                                   1

Function gen_one_to_three:
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/XvCkr
function name:  gen_one_to_three
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, 1
          2      > JMP                                                      ->5
    5     3    >   YIELD                                                    !0
    4     4        PRE_INC                                                  !0
          5    >   IS_SMALLER_OR_EQUAL                                      !0, 3
          6      > JMPNZ                                                    ~4, ->3
    7     7    > > GENERATOR_RETURN                                         

End of function gen_one_to_three

Generated using Vulcan Logic Dumper, using php 8.0.0


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161.58 ms | 1403 KiB | 16 Q