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<?php date_default_timezone_set('Europe/Warsaw'); $date1 = '2016-03-01'; $date2 = '2017-03-01'; $datePay1 = new DateTime($date1, new DateTimeZone('UTC')); $datePay2 = new DateTime($date2, new DateTimeZone('UTC')); $interval = $datePay1->diff($datePay2); $vYears = $interval->y; $vMonths = $interval->m; $vDays = $interval->d; echo "$vYears years, $vMonths months, $vDays days";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lFnkL
function name:  (null)
number of ops:  39
compiled vars:  !0 = $date1, !1 = $date2, !2 = $datePay1, !3 = $datePay2, !4 = $interval, !5 = $vYears, !6 = $vMonths, !7 = $vDays
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'date_default_timezone_set'
          1        SEND_VAL                                                 'Europe%2FWarsaw'
          2        DO_ICALL                                                 
    4     3        ASSIGN                                                   !0, '2016-03-01'
    5     4        ASSIGN                                                   !1, '2017-03-01'
    6     5        NEW                                              $11     'DateTime'
          6        SEND_VAR_EX                                              !0
          7        NEW                                              $12     'DateTimeZone'
          8        SEND_VAL_EX                                              'UTC'
          9        DO_FCALL                                      0          
         10        SEND_VAR_NO_REF_EX                                       $12
         11        DO_FCALL                                      0          
         12        ASSIGN                                                   !2, $11
    7    13        NEW                                              $16     'DateTime'
         14        SEND_VAR_EX                                              !1
         15        NEW                                              $17     'DateTimeZone'
         16        SEND_VAL_EX                                              'UTC'
         17        DO_FCALL                                      0          
         18        SEND_VAR_NO_REF_EX                                       $17
         19        DO_FCALL                                      0          
         20        ASSIGN                                                   !3, $16
    8    21        INIT_METHOD_CALL                                         !2, 'diff'
         22        SEND_VAR_EX                                              !3
         23        DO_FCALL                                      0  $21     
         24        ASSIGN                                                   !4, $21
    9    25        FETCH_OBJ_R                                      ~23     !4, 'y'
         26        ASSIGN                                                   !5, ~23
   10    27        FETCH_OBJ_R                                      ~25     !4, 'm'
         28        ASSIGN                                                   !6, ~25
   11    29        FETCH_OBJ_R                                      ~27     !4, 'd'
         30        ASSIGN                                                   !7, ~27
   12    31        ROPE_INIT                                     6  ~30     !5
         32        ROPE_ADD                                      1  ~30     ~30, '+years%2C+'
         33        ROPE_ADD                                      2  ~30     ~30, !6
         34        ROPE_ADD                                      3  ~30     ~30, '+months%2C+'
         35        ROPE_ADD                                      4  ~30     ~30, !7
         36        ROPE_END                                      5  ~29     ~30, '+days'
         37        ECHO                                                     ~29
         38      > RETURN                                                   1

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