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<?php var_dump((new DateTime() - new DateTime('2014-09-21 00:00:00'))->format('Y'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5N0Lh
function name:  (null)
number of ops:  13
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        NEW                                              $0      'DateTime'
          2        DO_FCALL                                      0          
          3        NEW                                              $2      'DateTime'
          4        SEND_VAL_EX                                              '2014-09-21+00%3A00%3A00'
          5        DO_FCALL                                      0          
          6        SUB                                              ~4      $0, $2
          7        INIT_METHOD_CALL                                         ~4, 'format'
          8        SEND_VAL_EX                                              'Y'
          9        DO_FCALL                                      0  $5      
         10        SEND_VAR                                                 $5
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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