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<?php $interval = (new DateTime('2017-07-02 00:00:00'))->getTimestamp() - (new DateTime('2017-07-03 00:00:00'))->getTimestamp(); echo round( $interval / (60 * 60) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GBYjk
function name:  (null)
number of ops:  18
compiled vars:  !0 = $interval
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'DateTime'
          1        SEND_VAL_EX                                              '2017-07-02+00%3A00%3A00'
          2        DO_FCALL                                      0          
          3        INIT_METHOD_CALL                                         $1, 'getTimestamp'
          4        DO_FCALL                                      0  $3      
          5        NEW                                              $4      'DateTime'
          6        SEND_VAL_EX                                              '2017-07-03+00%3A00%3A00'
          7        DO_FCALL                                      0          
          8        INIT_METHOD_CALL                                         $4, 'getTimestamp'
          9        DO_FCALL                                      0  $6      
         10        SUB                                              ~7      $3, $6
         11        ASSIGN                                                   !0, ~7
    4    12        INIT_FCALL                                               'round'
         13        DIV                                              ~9      !0, 3600
         14        SEND_VAL                                                 ~9
         15        DO_ICALL                                         $10     
         16        ECHO                                                     $10
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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