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<?php echo (new ReflectionMethod('DateTimeImmutable', '__construct'))->getParameters()[1]->getName();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6Wc78
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $0      'ReflectionMethod'
          1        SEND_VAL_EX                                                  'DateTimeImmutable'
          2        SEND_VAL_EX                                                  '__construct'
          3        DO_FCALL                                          0          
          4        INIT_METHOD_CALL                                             $0, 'getParameters'
          5        DO_FCALL                                          0  $2      
          6        FETCH_DIM_R                                          ~3      $2, 1
          7        INIT_METHOD_CALL                                             ~3, 'getName'
          8        DO_FCALL                                          0  $4      
          9        ECHO                                                         $4
         10      > RETURN                                                       1

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