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<?php date_default_timezone_set('UTC'); $dt = new DateTime('2016-04-22 17:00:00', new DateTimeZone('America/Sao_Paulo')); echo $dt->format("U: Y-m-d H:i:s T\n"); // Result: // 1461355200 (PHP 5.6.19) -> 04/22/2016 20:00 (UTC) // 1461344400 (PHP 7.0.5) -> 04/22/2016 17:00 (UTC) $dt = new DateTime('2016-04-22 20:00:00', new DateTimeZone('UTC')); $dt->setTimezone(new DateTimeZone('America/Sao_Paulo')); echo $dt->format("U: Y-m-d H:i:s T\n"); // Result: // 1461355200 (PHP 5.6.19) -> 04/22/2016 20:00 (UTC) // 1461355200 (PHP 7.0.5) -> 04/22/2016 20:00 (UTC)
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FEkCA
function name:  (null)
number of ops:  34
compiled vars:  !0 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'date_default_timezone_set'
          1        SEND_VAL                                                 'UTC'
          2        DO_ICALL                                                 
    4     3        NEW                                              $2      'DateTime'
          4        SEND_VAL_EX                                              '2016-04-22+17%3A00%3A00'
          5        NEW                                              $3      'DateTimeZone'
          6        SEND_VAL_EX                                              'America%2FSao_Paulo'
          7        DO_FCALL                                      0          
          8        SEND_VAR_NO_REF_EX                                       $3
          9        DO_FCALL                                      0          
         10        ASSIGN                                                   !0, $2
    5    11        INIT_METHOD_CALL                                         !0, 'format'
         12        SEND_VAL_EX                                              'U%3A+Y-m-d+H%3Ai%3As+T%0A'
         13        DO_FCALL                                      0  $7      
         14        ECHO                                                     $7
   11    15        NEW                                              $8      'DateTime'
         16        SEND_VAL_EX                                              '2016-04-22+20%3A00%3A00'
         17        NEW                                              $9      'DateTimeZone'
         18        SEND_VAL_EX                                              'UTC'
         19        DO_FCALL                                      0          
         20        SEND_VAR_NO_REF_EX                                       $9
         21        DO_FCALL                                      0          
         22        ASSIGN                                                   !0, $8
   12    23        INIT_METHOD_CALL                                         !0, 'setTimezone'
         24        NEW                                              $13     'DateTimeZone'
         25        SEND_VAL_EX                                              'America%2FSao_Paulo'
         26        DO_FCALL                                      0          
         27        SEND_VAR_NO_REF_EX                                       $13
         28        DO_FCALL                                      0          
   13    29        INIT_METHOD_CALL                                         !0, 'format'
         30        SEND_VAL_EX                                              'U%3A+Y-m-d+H%3Ai%3As+T%0A'
         31        DO_FCALL                                      0  $16     
         32        ECHO                                                     $16
   17    33      > RETURN                                                   1

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