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<?php var_dump([ 'now' => (new DateTime('now'))->getTimestamp(), 'null' => (new DateTime(null))->getTimestamp() ]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mPXnf
function name:  (null)
number of ops:  16
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
    4     1        NEW                                              $0      'DateTime'
          2        SEND_VAL_EX                                              'now'
          3        DO_FCALL                                      0          
          4        INIT_METHOD_CALL                                         $0, 'getTimestamp'
          5        DO_FCALL                                      0  $2      
          6        INIT_ARRAY                                       ~3      $2, 'now'
    5     7        NEW                                              $4      'DateTime'
          8        SEND_VAL_EX                                              null
          9        DO_FCALL                                      0          
         10        INIT_METHOD_CALL                                         $4, 'getTimestamp'
         11        DO_FCALL                                      0  $6      
         12        ADD_ARRAY_ELEMENT                                ~3      $6, 'null'
         13        SEND_VAL                                                 ~3
    3    14        DO_ICALL                                                 
    6    15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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