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<?php $a = new DateTime('2015-10-10'); $b = new DateTime('2015-10-15'); $m = new DateInterval('P10D'); var_dump($m->days); var_dump($a->diff($b)->days); var_dump($a->diff($b)->days > $m->days);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nlH2v
function name:  (null)
number of ops:  33
compiled vars:  !0 = $a, !1 = $b, !2 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              '2015-10-10'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTime'
          5        SEND_VAL_EX                                              '2015-10-15'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $6
    5     8        NEW                                              $9      'DateInterval'
          9        SEND_VAL_EX                                              'P10D'
         10        DO_FCALL                                      0          
         11        ASSIGN                                                   !2, $9
    6    12        INIT_FCALL                                               'var_dump'
         13        FETCH_OBJ_R                                      ~12     !2, 'days'
         14        SEND_VAL                                                 ~12
         15        DO_ICALL                                                 
    7    16        INIT_FCALL                                               'var_dump'
         17        INIT_METHOD_CALL                                         !0, 'diff'
         18        SEND_VAR_EX                                              !1
         19        DO_FCALL                                      0  $14     
         20        FETCH_OBJ_R                                      ~15     $14, 'days'
         21        SEND_VAL                                                 ~15
         22        DO_ICALL                                                 
    8    23        INIT_FCALL                                               'var_dump'
         24        INIT_METHOD_CALL                                         !0, 'diff'
         25        SEND_VAR_EX                                              !1
         26        DO_FCALL                                      0  $17     
         27        FETCH_OBJ_R                                      ~18     $17, 'days'
         28        FETCH_OBJ_R                                      ~19     !2, 'days'
         29        IS_SMALLER                                       ~20     ~19, ~18
         30        SEND_VAL                                                 ~20
         31        DO_ICALL                                                 
         32      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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