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<?php $tz = new DateTimeZone('Europe/London'); $date = new DateTimeImmutable('now', $tz); $time = 1509235200; $date1 = $date->setTimestamp($time - 1); $date2 = $date->setTimestamp($time); $date3 = $date->setTimestamp($time + 3600 - 1); $date4 = $date->setTimestamp($time + 3600); $date5 = $date->setTimestamp($time + 3600*2 - 1); var_dump($date1->format(DateTime::ATOM)); var_dump($date2->format(DateTime::ATOM)); var_dump($date3->format(DateTime::ATOM)); var_dump($date4->format(DateTime::ATOM)); var_dump($date5->format(DateTime::ATOM));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2ELVj
function name:  (null)
number of ops:  67
compiled vars:  !0 = $tz, !1 = $date, !2 = $time, !3 = $date1, !4 = $date2, !5 = $date3, !6 = $date4, !7 = $date5
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $8      'DateTimeZone'
          1        SEND_VAL_EX                                              'Europe%2FLondon'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $8
    4     4        NEW                                              $11     'DateTimeImmutable'
          5        SEND_VAL_EX                                              'now'
          6        SEND_VAR_EX                                              !0
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !1, $11
    5     9        ASSIGN                                                   !2, 1509235200
    7    10        INIT_METHOD_CALL                                         !1, 'setTimestamp'
         11        SUB                                              ~15     !2, 1
         12        SEND_VAL_EX                                              ~15
         13        DO_FCALL                                      0  $16     
         14        ASSIGN                                                   !3, $16
    8    15        INIT_METHOD_CALL                                         !1, 'setTimestamp'
         16        SEND_VAR_EX                                              !2
         17        DO_FCALL                                      0  $18     
         18        ASSIGN                                                   !4, $18
    9    19        INIT_METHOD_CALL                                         !1, 'setTimestamp'
         20        ADD                                              ~20     !2, 3600
         21        SUB                                              ~21     ~20, 1
         22        SEND_VAL_EX                                              ~21
         23        DO_FCALL                                      0  $22     
         24        ASSIGN                                                   !5, $22
   10    25        INIT_METHOD_CALL                                         !1, 'setTimestamp'
         26        ADD                                              ~24     !2, 3600
         27        SEND_VAL_EX                                              ~24
         28        DO_FCALL                                      0  $25     
         29        ASSIGN                                                   !6, $25
   11    30        INIT_METHOD_CALL                                         !1, 'setTimestamp'
         31        ADD                                              ~27     !2, 7200
         32        SUB                                              ~28     ~27, 1
         33        SEND_VAL_EX                                              ~28
         34        DO_FCALL                                      0  $29     
         35        ASSIGN                                                   !7, $29
   13    36        INIT_FCALL                                               'var_dump'
         37        INIT_METHOD_CALL                                         !3, 'format'
         38        SEND_VAL_EX                                              'Y-m-d%5CTH%3Ai%3AsP'
         39        DO_FCALL                                      0  $31     
         40        SEND_VAR                                                 $31
         41        DO_ICALL                                                 
   14    42        INIT_FCALL                                               'var_dump'
         43        INIT_METHOD_CALL                                         !4, 'format'
         44        SEND_VAL_EX                                              'Y-m-d%5CTH%3Ai%3AsP'
         45        DO_FCALL                                      0  $33     
         46        SEND_VAR                                                 $33
         47        DO_ICALL                                                 
   15    48        INIT_FCALL                                               'var_dump'
         49        INIT_METHOD_CALL                                         !5, 'format'
         50        SEND_VAL_EX                                              'Y-m-d%5CTH%3Ai%3AsP'
         51        DO_FCALL                                      0  $35     
         52        SEND_VAR                                                 $35
         53        DO_ICALL                                                 
   16    54        INIT_FCALL                                               'var_dump'
         55        INIT_METHOD_CALL                                         !6, 'format'
         56        SEND_VAL_EX                                              'Y-m-d%5CTH%3Ai%3AsP'
         57        DO_FCALL                                      0  $37     
         58        SEND_VAR                                                 $37
         59        DO_ICALL                                                 
   17    60        INIT_FCALL                                               'var_dump'
         61        INIT_METHOD_CALL                                         !7, 'format'
         62        SEND_VAL_EX                                              'Y-m-d%5CTH%3Ai%3AsP'
         63        DO_FCALL                                      0  $39     
         64        SEND_VAR                                                 $39
         65        DO_ICALL                                                 
         66      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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