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<?php echo date_default_timezone_get() . PHP_EOL; date_default_timezone_set('UTC'); echo '--' . PHP_EOL; // http://www.timeanddate.com/worldclock/converted.html?iso=20150921T1900&p1=1440&p2=246 $date1 = new DateTime("@1442862000"); var_dump($date1->getTimestamp()); //prints: 1442862000 echo $date1->format(DATE_RFC822 . " e T O"), "\n"; $date1->setTimezone(new DateTimeZone("Asia/Tehran")); var_dump($date1->getTimestamp()); //prints: 1442865600 ??? echo $date1->format(DATE_RFC822 . " e T O"), "\n"; echo '--' . PHP_EOL; // http://www.timeanddate.com/worldclock/converted.html?iso=20150921T2000&p1=1440&p2=246 $date1 = new DateTime("@1442865600"); var_dump($date1->getTimestamp()); //prints: 1442865600 echo $date1->format(DATE_RFC822 . " e T O"), "\n"; $date1->setTimezone(new DateTimeZone("Asia/Tehran")); var_dump($date1->getTimestamp()); //prints: 1442865600 echo $date1->format(DATE_RFC822 . " e T O"), "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UvEIm
function name:  (null)
number of ops:  70
compiled vars:  !0 = $date1
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'date_default_timezone_get'
          1        DO_ICALL                                         $1      
          2        CONCAT                                           ~2      $1, '%0A'
          3        ECHO                                                     ~2
    3     4        INIT_FCALL                                               'date_default_timezone_set'
          5        SEND_VAL                                                 'UTC'
          6        DO_ICALL                                                 
    5     7        ECHO                                                     '--%0A'
    8     8        NEW                                              $4      'DateTime'
          9        SEND_VAL_EX                                              '%401442862000'
         10        DO_FCALL                                      0          
         11        ASSIGN                                                   !0, $4
    9    12        INIT_FCALL                                               'var_dump'
         13        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         14        DO_FCALL                                      0  $7      
         15        SEND_VAR                                                 $7
         16        DO_ICALL                                                 
   10    17        INIT_METHOD_CALL                                         !0, 'format'
         18        SEND_VAL_EX                                              'D%2C+d+M+y+H%3Ai%3As+O+e+T+O'
         19        DO_FCALL                                      0  $9      
         20        ECHO                                                     $9
         21        ECHO                                                     '%0A'
   11    22        INIT_METHOD_CALL                                         !0, 'setTimezone'
         23        NEW                                              $10     'DateTimeZone'
         24        SEND_VAL_EX                                              'Asia%2FTehran'
         25        DO_FCALL                                      0          
         26        SEND_VAR_NO_REF_EX                                       $10
         27        DO_FCALL                                      0          
   12    28        INIT_FCALL                                               'var_dump'
         29        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         30        DO_FCALL                                      0  $13     
         31        SEND_VAR                                                 $13
         32        DO_ICALL                                                 
   13    33        INIT_METHOD_CALL                                         !0, 'format'
         34        SEND_VAL_EX                                              'D%2C+d+M+y+H%3Ai%3As+O+e+T+O'
         35        DO_FCALL                                      0  $15     
         36        ECHO                                                     $15
         37        ECHO                                                     '%0A'
   15    38        ECHO                                                     '--%0A'
   18    39        NEW                                              $16     'DateTime'
         40        SEND_VAL_EX                                              '%401442865600'
         41        DO_FCALL                                      0          
         42        ASSIGN                                                   !0, $16
   19    43        INIT_FCALL                                               'var_dump'
         44        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         45        DO_FCALL                                      0  $19     
         46        SEND_VAR                                                 $19
         47        DO_ICALL                                                 
   20    48        INIT_METHOD_CALL                                         !0, 'format'
         49        SEND_VAL_EX                                              'D%2C+d+M+y+H%3Ai%3As+O+e+T+O'
         50        DO_FCALL                                      0  $21     
         51        ECHO                                                     $21
         52        ECHO                                                     '%0A'
   21    53        INIT_METHOD_CALL                                         !0, 'setTimezone'
         54        NEW                                              $22     'DateTimeZone'
         55        SEND_VAL_EX                                              'Asia%2FTehran'
         56        DO_FCALL                                      0          
         57        SEND_VAR_NO_REF_EX                                       $22
         58        DO_FCALL                                      0          
   22    59        INIT_FCALL                                               'var_dump'
         60        INIT_METHOD_CALL                                         !0, 'getTimestamp'
         61        DO_FCALL                                      0  $25     
         62        SEND_VAR                                                 $25
         63        DO_ICALL                                                 
   23    64        INIT_METHOD_CALL                                         !0, 'format'
         65        SEND_VAL_EX                                              'D%2C+d+M+y+H%3Ai%3As+O+e+T+O'
         66        DO_FCALL                                      0  $27     
         67        ECHO                                                     $27
         68        ECHO                                                     '%0A'
         69      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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