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<?php date_default_timezone_set('Asia/Tokyo'); $dt = new DateTime('@0'); var_dump($dt); var_dump($dt->getTimeZone()); var_dump($dt->getTimeZone()->getName()); var_dump($dt->getTimeZone()->getOffset()); var_dump($dt->format('Y-m-d H:i:s'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bWKYE
function name:  (null)
number of ops:  36
compiled vars:  !0 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'date_default_timezone_set'
          1        SEND_VAL                                                 'Asia%2FTokyo'
          2        DO_ICALL                                                 
    5     3        NEW                                              $2      'DateTime'
          4        SEND_VAL_EX                                              '%400'
          5        DO_FCALL                                      0          
          6        ASSIGN                                                   !0, $2
    7     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
    8    10        INIT_FCALL                                               'var_dump'
         11        INIT_METHOD_CALL                                         !0, 'getTimeZone'
         12        DO_FCALL                                      0  $6      
         13        SEND_VAR                                                 $6
         14        DO_ICALL                                                 
    9    15        INIT_FCALL                                               'var_dump'
         16        INIT_METHOD_CALL                                         !0, 'getTimeZone'
         17        DO_FCALL                                      0  $8      
         18        INIT_METHOD_CALL                                         $8, 'getName'
         19        DO_FCALL                                      0  $9      
         20        SEND_VAR                                                 $9
         21        DO_ICALL                                                 
   10    22        INIT_FCALL                                               'var_dump'
         23        INIT_METHOD_CALL                                         !0, 'getTimeZone'
         24        DO_FCALL                                      0  $11     
         25        INIT_METHOD_CALL                                         $11, 'getOffset'
         26        DO_FCALL                                      0  $12     
         27        SEND_VAR                                                 $12
         28        DO_ICALL                                                 
   11    29        INIT_FCALL                                               'var_dump'
         30        INIT_METHOD_CALL                                         !0, 'format'
         31        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         32        DO_FCALL                                      0  $14     
         33        SEND_VAR                                                 $14
         34        DO_ICALL                                                 
         35      > RETURN                                                   1

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