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<?php $date = new DateTime(); //$startDate = new DateTime("2017/6/24"); //$startDate->add(new DateInterval('P12M')); $startDate = new DateTime("2017/6/24"); $diff = $startDate->diff($date); var_dump($diff); $surplus = $diff->d > 0 ? 0 : 1; echo ($diff->y * 12 + $diff->m + $surplus); //echo $date->format('Y-m-d H:i:s'); //echo $startDate->format('Y-m-d H:i:s'); ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bIlPh
function name:  (null)
number of ops:  28
compiled vars:  !0 = $date, !1 = $startDate, !2 = $diff, !3 = $surplus
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $4      'DateTime'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $4
    5     3        NEW                                              $7      'DateTime'
          4        SEND_VAL_EX                                              '2017%2F6%2F24'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !1, $7
    6     7        INIT_METHOD_CALL                                         !1, 'diff'
          8        SEND_VAR_EX                                              !0
          9        DO_FCALL                                      0  $10     
         10        ASSIGN                                                   !2, $10
    7    11        INIT_FCALL                                               'var_dump'
         12        SEND_VAR                                                 !2
         13        DO_ICALL                                                 
    8    14        FETCH_OBJ_R                                      ~13     !2, 'd'
         15        IS_SMALLER                                               0, ~13
         16      > JMPZ                                                     ~14, ->19
         17    >   QM_ASSIGN                                        ~15     0
         18      > JMP                                                      ->20
         19    >   QM_ASSIGN                                        ~15     1
         20    >   ASSIGN                                                   !3, ~15
    9    21        FETCH_OBJ_R                                      ~17     !2, 'y'
         22        MUL                                              ~18     ~17, 12
         23        FETCH_OBJ_R                                      ~19     !2, 'm'
         24        ADD                                              ~20     ~18, ~19
         25        ADD                                              ~21     ~20, !3
         26        ECHO                                                     ~21
   12    27      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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