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<?php $tz = new DateTimeZone('America/New_York'); $from = new DateTime('2019-06-01T00:00:00', $tz); $from = $from->setTimezone(new DateTimeZone('UTC')); var_dump($from); $to = new DateTime('2019-10-01T00:00:00', $tz); $to = $to->setTimezone(new DateTimeZone('UTC')); var_dump($to); $tz = new DateTimeZone('Asia/Tokyo'); $from = new DateTime('2019-06-01T00:00:00', $tz); $from = $from->setTimezone(new DateTimeZone('UTC')); var_dump($from); $to = new DateTime('2019-10-01T00:00:00', $tz); $to = $to->setTimezone(new DateTimeZone('UTC')); var_dump($to);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gBtjX
function name:  (null)
number of ops:  69
compiled vars:  !0 = $tz, !1 = $from, !2 = $to
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTimeZone'
          1        SEND_VAL_EX                                              'America%2FNew_York'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTime'
          5        SEND_VAL_EX                                              '2019-06-01T00%3A00%3A00'
          6        SEND_VAR_EX                                              !0
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !1, $6
    5     9        INIT_METHOD_CALL                                         !1, 'setTimezone'
         10        NEW                                              $9      'DateTimeZone'
         11        SEND_VAL_EX                                              'UTC'
         12        DO_FCALL                                      0          
         13        SEND_VAR_NO_REF_EX                                       $9
         14        DO_FCALL                                      0  $11     
         15        ASSIGN                                                   !1, $11
    6    16        INIT_FCALL                                               'var_dump'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                                 
    7    19        NEW                                              $14     'DateTime'
         20        SEND_VAL_EX                                              '2019-10-01T00%3A00%3A00'
         21        SEND_VAR_EX                                              !0
         22        DO_FCALL                                      0          
         23        ASSIGN                                                   !2, $14
    8    24        INIT_METHOD_CALL                                         !2, 'setTimezone'
         25        NEW                                              $17     'DateTimeZone'
         26        SEND_VAL_EX                                              'UTC'
         27        DO_FCALL                                      0          
         28        SEND_VAR_NO_REF_EX                                       $17
         29        DO_FCALL                                      0  $19     
         30        ASSIGN                                                   !2, $19
    9    31        INIT_FCALL                                               'var_dump'
         32        SEND_VAR                                                 !2
         33        DO_ICALL                                                 
   11    34        NEW                                              $22     'DateTimeZone'
         35        SEND_VAL_EX                                              'Asia%2FTokyo'
         36        DO_FCALL                                      0          
         37        ASSIGN                                                   !0, $22
   12    38        NEW                                              $25     'DateTime'
         39        SEND_VAL_EX                                              '2019-06-01T00%3A00%3A00'
         40        SEND_VAR_EX                                              !0
         41        DO_FCALL                                      0          
         42        ASSIGN                                                   !1, $25
   13    43        INIT_METHOD_CALL                                         !1, 'setTimezone'
         44        NEW                                              $28     'DateTimeZone'
         45        SEND_VAL_EX                                              'UTC'
         46        DO_FCALL                                      0          
         47        SEND_VAR_NO_REF_EX                                       $28
         48        DO_FCALL                                      0  $30     
         49        ASSIGN                                                   !1, $30
   14    50        INIT_FCALL                                               'var_dump'
         51        SEND_VAR                                                 !1
         52        DO_ICALL                                                 
   15    53        NEW                                              $33     'DateTime'
         54        SEND_VAL_EX                                              '2019-10-01T00%3A00%3A00'
         55        SEND_VAR_EX                                              !0
         56        DO_FCALL                                      0          
         57        ASSIGN                                                   !2, $33
   16    58        INIT_METHOD_CALL                                         !2, 'setTimezone'
         59        NEW                                              $36     'DateTimeZone'
         60        SEND_VAL_EX                                              'UTC'
         61        DO_FCALL                                      0          
         62        SEND_VAR_NO_REF_EX                                       $36
         63        DO_FCALL                                      0  $38     
         64        ASSIGN                                                   !2, $38
   17    65        INIT_FCALL                                               'var_dump'
         66        SEND_VAR                                                 !2
         67        DO_ICALL                                                 
         68      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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