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<?php readonly class ImmutableBadNumberGenerator { public function __construct(private readonly int $i) {} public function generate(): int { static $j = 1; ++$j; return $this->i + $j; } } $o = new ImmutableBadNumberGenerator(10); var_dump($o->generate()); var_dump($o->generate()); var_dump($o->generate());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/A2Lbs
function name:  (null)
number of ops:  20
compiled vars:  !0 = $o
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   NEW                                              $1      'ImmutableBadNumberGenerator'
          1        SEND_VAL_EX                                              10
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   14     4        INIT_FCALL                                               'var_dump'
          5        INIT_METHOD_CALL                                         !0, 'generate'
          6        DO_FCALL                                      0  $4      
          7        SEND_VAR                                                 $4
          8        DO_ICALL                                                 
   15     9        INIT_FCALL                                               'var_dump'
         10        INIT_METHOD_CALL                                         !0, 'generate'
         11        DO_FCALL                                      0  $6      
         12        SEND_VAR                                                 $6
         13        DO_ICALL                                                 
   16    14        INIT_FCALL                                               'var_dump'
         15        INIT_METHOD_CALL                                         !0, 'generate'
         16        DO_FCALL                                      0  $8      
         17        SEND_VAR                                                 $8
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Class ImmutableBadNumberGenerator:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/A2Lbs
function name:  __construct
number of ops:  4
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        ASSIGN_OBJ                                               'i'
          2        OP_DATA                                                  !0
          3      > RETURN                                                   null

End of function __construct

Function generate:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/A2Lbs
function name:  generate
number of ops:  8
compiled vars:  !0 = $j
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   BIND_STATIC                                              !0
    8     1        PRE_INC                                                  !0
    9     2        FETCH_OBJ_R                                      ~2      'i'
          3        ADD                                              ~3      ~2, !0
          4        VERIFY_RETURN_TYPE                                       ~3
          5      > RETURN                                                   ~3
   10     6*       VERIFY_RETURN_TYPE                                       
          7*     > RETURN                                                   null

End of function generate

End of class ImmutableBadNumberGenerator.

Generated using Vulcan Logic Dumper, using php 8.0.0


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138.67 ms | 998 KiB | 14 Q