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<?php function foo() { for ($i = 0; $i < 10 ; $i++) { yield $i; } } var_dump(foo()); var_dump (foo()); var_dump (foo()); var_dump (foo()); var_dump (foo());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Vd9Tg
function name:  (null)
number of ops:  26
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'foo'
          2        DO_FCALL                                      0  $0      
          3        SEND_VAR                                                 $0
          4        DO_ICALL                                                 
    9     5        INIT_FCALL                                               'var_dump'
          6        INIT_FCALL                                               'foo'
          7        DO_FCALL                                      0  $2      
          8        SEND_VAR                                                 $2
          9        DO_ICALL                                                 
   10    10        INIT_FCALL                                               'var_dump'
         11        INIT_FCALL                                               'foo'
         12        DO_FCALL                                      0  $4      
         13        SEND_VAR                                                 $4
         14        DO_ICALL                                                 
   11    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'foo'
         17        DO_FCALL                                      0  $6      
         18        SEND_VAR                                                 $6
         19        DO_ICALL                                                 
   12    20        INIT_FCALL                                               'var_dump'
         21        INIT_FCALL                                               'foo'
         22        DO_FCALL                                      0  $8      
         23        SEND_VAR                                                 $8
         24        DO_ICALL                                                 
         25      > RETURN                                                   1

Function foo:
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/Vd9Tg
function name:  foo
number of ops:  8
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   GENERATOR_CREATE                                         
    3     1        ASSIGN                                                   !0, 0
          2      > JMP                                                      ->5
    4     3    >   YIELD                                                    !0
    3     4        PRE_INC                                                  !0
          5    >   IS_SMALLER                                               !0, 10
          6      > JMPNZ                                                    ~4, ->3
    6     7    > > GENERATOR_RETURN                                         

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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