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<?php var_dump(new \DateInterval('P1M')); $date = new \DateTime('2014-01-30'); var_dump($date->add(new \DateInterval('P1M')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rIKXn
function name:  (null)
number of ops:  20
compiled vars:  !0 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        NEW                                              $1      'DateInterval'
          2        SEND_VAL_EX                                              'P1M'
          3        DO_FCALL                                      0          
          4        SEND_VAR                                                 $1
          5        DO_ICALL                                                 
    3     6        NEW                                              $4      'DateTime'
          7        SEND_VAL_EX                                              '2014-01-30'
          8        DO_FCALL                                      0          
          9        ASSIGN                                                   !0, $4
    4    10        INIT_FCALL                                               'var_dump'
         11        INIT_METHOD_CALL                                         !0, 'add'
         12        NEW                                              $7      'DateInterval'
         13        SEND_VAL_EX                                              'P1M'
         14        DO_FCALL                                      0          
         15        SEND_VAR_NO_REF_EX                                       $7
         16        DO_FCALL                                      0  $9      
         17        SEND_VAR                                                 $9
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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