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<?php $a = new DateTime; $b = new DateTime; $b->sub(new DateInterval('P1M')); var_dump($a->diff($b) > new DateInterval('P30D'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/U2JME
function name:  (null)
number of ops:  23
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'DateTime'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    4     3        NEW                                              $5      'DateTime'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !1, $5
    5     6        INIT_METHOD_CALL                                         !1, 'sub'
          7        NEW                                              $8      'DateInterval'
          8        SEND_VAL_EX                                              'P1M'
          9        DO_FCALL                                      0          
         10        SEND_VAR_NO_REF_EX                                       $8
         11        DO_FCALL                                      0          
    7    12        INIT_FCALL                                               'var_dump'
         13        INIT_METHOD_CALL                                         !0, 'diff'
         14        SEND_VAR_EX                                              !1
         15        DO_FCALL                                      0  $11     
         16        NEW                                              $12     'DateInterval'
         17        SEND_VAL_EX                                              'P30D'
         18        DO_FCALL                                      0          
         19        IS_SMALLER                                       ~14     $12, $11
         20        SEND_VAL                                                 ~14
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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