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<?php $interval = \DateInterval::createFromDateString('+1 month'); var_dump($interval->days === false); var_dump(unserialize(serialize($interval))->days === false);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/RkMGa
function name:  (null)
number of ops:  21
compiled vars:  !0 = $interval
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_STATIC_METHOD_CALL                                  'DateInterval', 'createFromDateString'
          1        SEND_VAL                                                 '%2B1+month'
          2        DO_FCALL                                      0  $1      
          3        ASSIGN                                                   !0, $1
    4     4        INIT_FCALL                                               'var_dump'
          5        FETCH_OBJ_R                                      ~3      !0, 'days'
          6        TYPE_CHECK                                    4  ~4      ~3
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                                 
    5     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'unserialize'
         11        INIT_FCALL                                               'serialize'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                         $6      
         14        SEND_VAR                                                 $6
         15        DO_ICALL                                         $7      
         16        FETCH_OBJ_R                                      ~8      $7, 'days'
         17        TYPE_CHECK                                    4  ~9      ~8
         18        SEND_VAL                                                 ~9
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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