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<?php $it = (function () { if (false) { yield 'foo'; }})(); var_dump($it->valid()); foreach ($it as $k => $v) { var_dump($k, $v); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 10, Position 2 = 17
Branch analysis from position: 10
2 jumps found. (Code = 78) Position 1 = 11, Position 2 = 17
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 17
filename:       /in/2E7EJ
function name:  (null)
number of ops:  19
compiled vars:  !0 = $it, !1 = $v, !2 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F2E7EJ%3A3%240'
          1        INIT_DYNAMIC_CALL                                        ~3
          2        DO_FCALL                                      0  $4      
          3        ASSIGN                                                   !0, $4
    5     4        INIT_FCALL                                               'var_dump'
          5        INIT_METHOD_CALL                                         !0, 'valid'
          6        DO_FCALL                                      0  $6      
          7        SEND_VAR                                                 $6
          8        DO_ICALL                                                 
    7     9      > FE_RESET_R                                       $8      !0, ->17
         10    > > FE_FETCH_R                                       ~9      $8, !1, ->17
         11    >   ASSIGN                                                   !2, ~9
         12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !2
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
         16      > JMP                                                      ->10
         17    >   FE_FREE                                                  $8
         18      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F2E7EJ%3A3%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 3
Branch analysis from position: 2
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 3
filename:       /in/2E7EJ
function name:  {closure}
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
          1      > JMPZ                                                     <false>, ->3
          2    >   YIELD                                                    'foo'
          3    > > GENERATOR_RETURN                                         

End of function %00%7Bclosure%7D%2Fin%2F2E7EJ%3A3%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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170.93 ms | 1396 KiB | 15 Q