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<?php $date = new DateTime('13-01-01'); return $date->format('Y');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/piPE2
function name:  (null)
number of ops:  9
compiled vars:  !0 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'DateTime'
          1        SEND_VAL_EX                                              '13-01-01'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    3     4        INIT_METHOD_CALL                                         !0, 'format'
          5        SEND_VAL_EX                                              'Y'
          6        DO_FCALL                                      0  $4      
          7      > RETURN                                                   $4
          8*     > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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