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<?php $dp = new DateInterval('P1D'); var_dump(isset($dp->d), $dp->d, get_object_vars($var));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qPtL4
function name:  (null)
number of ops:  15
compiled vars:  !0 = $dp, !1 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'DateInterval'
          1        SEND_VAL_EX                                              'P1D'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    5     4        INIT_FCALL                                               'var_dump'
          5        ISSET_ISEMPTY_PROP_OBJ                           ~5      !0, 'd'
          6        SEND_VAL                                                 ~5
          7        FETCH_OBJ_R                                      ~6      !0, 'd'
          8        SEND_VAL                                                 ~6
          9        INIT_FCALL                                               'get_object_vars'
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                         $7      
         12        SEND_VAR                                                 $7
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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