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<?php $date = new \DateTime('2013-11-12 00:00:01'); var_dump($date); $interval = new DateInterval('P1M'); $date->sub($interval); var_dump($date);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jvJj3
function name:  (null)
number of ops:  18
compiled vars:  !0 = $date, !1 = $interval
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   NEW                                                  $2      'DateTime'
          1        SEND_VAL_EX                                                  '2013-11-12+00%3A00%3A01'
          2        DO_FCALL                                          0          
          3        ASSIGN                                                       !0, $2
    3     4        INIT_FCALL                                                   'var_dump'
          5        SEND_VAR                                                     !0
          6        DO_ICALL                                                     
    4     7        NEW                                                  $6      'DateInterval'
          8        SEND_VAL_EX                                                  'P1M'
          9        DO_FCALL                                          0          
         10        ASSIGN                                                       !1, $6
    5    11        INIT_METHOD_CALL                                             !0, 'sub'
         12        SEND_VAR_EX                                                  !1
         13        DO_FCALL                                          0          
    6    14        INIT_FCALL                                                   'var_dump'
         15        SEND_VAR                                                     !0
         16        DO_ICALL                                                     
         17      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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