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<?php function gen_one_to_three() { for ($i = 1; $i <= 3; $i++) { // Note that $i is preserved between yields. yield $i; } } $generator = gen_one_to_three(); var_dump($generator->current()); // foreach ($generator as $value) { // echo "$value\n"; // }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/v3bM4
function name:  (null)
number of ops:  9
compiled vars:  !0 = $generator
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                               'gen_one_to_three'
          1        DO_FCALL                                      0  $1      
          2        ASSIGN                                                   !0, $1
   11     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'current'
          5        DO_FCALL                                      0  $3      
          6        SEND_VAR                                                 $3
          7        DO_ICALL                                                 
   14     8      > 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/v3bM4
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
    6     3    >   YIELD                                                    !0
    4     4        PRE_INC                                                  !0
          5    >   IS_SMALLER_OR_EQUAL                                      !0, 3
          6      > JMPNZ                                                    ~4, ->3
    8     7    > > GENERATOR_RETURN                                         

End of function gen_one_to_three

Generated using Vulcan Logic Dumper, using php 8.0.0


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165.16 ms | 1397 KiB | 16 Q