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<?php echo date('Y-m-d', strtotime('+4 months')); echo "\n"; $d1 = new \Datetime('2017-6-1'); $d2 = new \Datetime('2017-7-1'); $diff = $d1->diff($d2); echo sprintf('%d Month\\s', $diff->m) . PHP_EOL; echo sprintf('...But %d Day\\s', $diff->d) . PHP_EOL;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hUs3H
function name:  (null)
number of ops:  36
compiled vars:  !0 = $d1, !1 = $d2, !2 = $diff
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'date'
          1        SEND_VAL                                                 'Y-m-d'
          2        INIT_FCALL                                               'strtotime'
          3        SEND_VAL                                                 '%2B4+months'
          4        DO_ICALL                                         $3      
          5        SEND_VAR                                                 $3
          6        DO_ICALL                                         $4      
          7        ECHO                                                     $4
    4     8        ECHO                                                     '%0A'
    6     9        NEW                                              $5      'Datetime'
         10        SEND_VAL_EX                                              '2017-6-1'
         11        DO_FCALL                                      0          
         12        ASSIGN                                                   !0, $5
    7    13        NEW                                              $8      'Datetime'
         14        SEND_VAL_EX                                              '2017-7-1'
         15        DO_FCALL                                      0          
         16        ASSIGN                                                   !1, $8
    9    17        INIT_METHOD_CALL                                         !0, 'diff'
         18        SEND_VAR_EX                                              !1
         19        DO_FCALL                                      0  $11     
         20        ASSIGN                                                   !2, $11
   11    21        INIT_FCALL                                               'sprintf'
         22        SEND_VAL                                                 '%25d+Month%5Cs'
         23        FETCH_OBJ_R                                      ~13     !2, 'm'
         24        SEND_VAL                                                 ~13
         25        DO_ICALL                                         $14     
         26        CONCAT                                           ~15     $14, '%0A'
         27        ECHO                                                     ~15
   12    28        INIT_FCALL                                               'sprintf'
         29        SEND_VAL                                                 '...But+%25d+Day%5Cs'
         30        FETCH_OBJ_R                                      ~16     !2, 'd'
         31        SEND_VAL                                                 ~16
         32        DO_ICALL                                         $17     
         33        CONCAT                                           ~18     $17, '%0A'
         34        ECHO                                                     ~18
         35      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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