3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new \DateTime('2016-03-13 3:00:00', new DateTimeZone('America/Los_Angeles')); echo "Original Timestamp: ".$a->getTimeStamp()."\n"; $b = clone $a; $b->sub(new \DateInterval('PT1S')); echo "Subtract 1 second Timestamp: ".$b->getTimeStamp(); print_r([$a,$b]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/C2tfK
function name:  (null)
number of ops:  31
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $2      'DateTime'
          1        SEND_VAL_EX                                              '2016-03-13+3%3A00%3A00'
          2        NEW                                              $3      'DateTimeZone'
          3        SEND_VAL_EX                                              'America%2FLos_Angeles'
          4        DO_FCALL                                      0          
          5        SEND_VAR_NO_REF_EX                                       $3
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !0, $2
    3     8        INIT_METHOD_CALL                                         !0, 'getTimeStamp'
          9        DO_FCALL                                      0  $7      
         10        CONCAT                                           ~8      'Original+Timestamp%3A+', $7
         11        CONCAT                                           ~9      ~8, '%0A'
         12        ECHO                                                     ~9
    4    13        CLONE                                            ~10     !0
         14        ASSIGN                                                   !1, ~10
    5    15        INIT_METHOD_CALL                                         !1, 'sub'
         16        NEW                                              $12     'DateInterval'
         17        SEND_VAL_EX                                              'PT1S'
         18        DO_FCALL                                      0          
         19        SEND_VAR_NO_REF_EX                                       $12
         20        DO_FCALL                                      0          
    6    21        INIT_METHOD_CALL                                         !1, 'getTimeStamp'
         22        DO_FCALL                                      0  $15     
         23        CONCAT                                           ~16     'Subtract+1+second+Timestamp%3A+', $15
         24        ECHO                                                     ~16
    7    25        INIT_FCALL                                               'print_r'
         26        INIT_ARRAY                                       ~17     !0
         27        ADD_ARRAY_ELEMENT                                ~17     !1
         28        SEND_VAL                                                 ~17
         29        DO_ICALL                                                 
         30      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.43 ms | 1395 KiB | 15 Q